Home / 295,031,712.20-442,547,568.30-124,808,505.80

Finding the Fourth Proportional to 295,031,712.20, 442,547,568.30 and 124,808,505.80

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Solution

The fourth proportional to 295,031,712.20, 442,547,568.30 and 124,808,505.80 is: 187,212,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,031,712.20 : 442,547,568.30 = 124,808,505.80 : x
  2. Step 2: Convert to fraction form
    295,031,712.20/442,547,568.30 = 124,808,505.80/x
  3. Step 3: Cross multiply
    295,031,712.20x = 442,547,568.30 × 124,808,505.80
  4. Step 4: Simplify right side
    295,031,712.20x = 55,233,700,744,946,448
  5. Step 5: Solve for x
    x = 55,233,700,744,946,448/295,031,712.20
  6. Step 6: Final answer
    x = 187,212,758.70

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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.