Home / 1,525,823,998.40-2,288,735,997.60-376,966,654.40

Finding the Fourth Proportional to 1,525,823,998.40, 2,288,735,997.60 and 376,966,654.40

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Solution

The fourth proportional to 1,525,823,998.40, 2,288,735,997.60 and 376,966,654.40 is: 565,449,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,823,998.40 : 2,288,735,997.60 = 376,966,654.40 : x
  2. Step 2: Convert to fraction form
    1,525,823,998.40/2,288,735,997.60 = 376,966,654.40/x
  3. Step 3: Cross multiply
    1,525,823,998.40x = 2,288,735,997.60 × 376,966,654.40
  4. Step 4: Simplify right side
    1,525,823,998.40x = 862,777,151,820,118,400
  5. Step 5: Solve for x
    x = 862,777,151,820,118,400/1,525,823,998.40
  6. Step 6: Final answer
    x = 565,449,981.60

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Half scale
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Double scale
Find fourth proportional to 1,525,823,999.40, 2,288,735,999.10 and 376,966,655.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.