Home / 1,294,708,763.40-1,942,063,145.10-881,460,241.80

Finding the Fourth Proportional to 1,294,708,763.40, 1,942,063,145.10 and 881,460,241.80

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Solution

The fourth proportional to 1,294,708,763.40, 1,942,063,145.10 and 881,460,241.80 is: 1,322,190,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,708,763.40 : 1,942,063,145.10 = 881,460,241.80 : x
  2. Step 2: Convert to fraction form
    1,294,708,763.40/1,942,063,145.10 = 881,460,241.80/x
  3. Step 3: Cross multiply
    1,294,708,763.40x = 1,942,063,145.10 × 881,460,241.80
  4. Step 4: Simplify right side
    1,294,708,763.40x = 1,711,851,449,470,714,368
  5. Step 5: Solve for x
    x = 1,711,851,449,470,714,368/1,294,708,763.40
  6. Step 6: Final answer
    x = 1,322,190,362.70

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Double scale
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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.