Home / 1,214,528,431.60-1,674,796,563.48-1,038,897,863.92

Finding the Fourth Proportional to 1,214,528,431.60, 1,674,796,563.48 and 1,038,897,863.92

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Solution

The fourth proportional to 1,214,528,431.60, 1,674,796,563.48 and 1,038,897,863.92 is: 1,432,607,526.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,528,431.60 : 1,674,796,563.48 = 1,038,897,863.92 : x
  2. Step 2: Convert to fraction form
    1,214,528,431.60/1,674,796,563.48 = 1,038,897,863.92/x
  3. Step 3: Cross multiply
    1,214,528,431.60x = 1,674,796,563.48 × 1,038,897,863.92
  4. Step 4: Simplify right side
    1,214,528,431.60x = 1,739,942,572,299,928,576
  5. Step 5: Solve for x
    x = 1,739,942,572,299,928,576/1,214,528,431.60
  6. Step 6: Final answer
    x = 1,432,607,526.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.