Home / 746,502,242.40-1,119,753,363.60-625,569,890.40

Finding the Fourth Proportional to 746,502,242.40, 1,119,753,363.60 and 625,569,890.40

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Solution

The fourth proportional to 746,502,242.40, 1,119,753,363.60 and 625,569,890.40 is: 938,354,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,502,242.40 : 1,119,753,363.60 = 625,569,890.40 : x
  2. Step 2: Convert to fraction form
    746,502,242.40/1,119,753,363.60 = 625,569,890.40/x
  3. Step 3: Cross multiply
    746,502,242.40x = 1,119,753,363.60 × 625,569,890.40
  4. Step 4: Simplify right side
    746,502,242.40x = 700,483,988,942,283,264
  5. Step 5: Solve for x
    x = 700,483,988,942,283,264/746,502,242.40
  6. Step 6: Final answer
    x = 938,354,835.60

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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.