Home / 508,899,666.83-762,912,306.16-176,863,536.90

Finding the Fourth Proportional to 508,899,666.83, 762,912,306.16 and 176,863,536.90

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Solution

The fourth proportional to 508,899,666.83, 762,912,306.16 and 176,863,536.90 is: 265,143,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,899,666.83 : 762,912,306.16 = 176,863,536.90 : x
  2. Step 2: Convert to fraction form
    508,899,666.83/762,912,306.16 = 176,863,536.90/x
  3. Step 3: Cross multiply
    508,899,666.83x = 762,912,306.16 × 176,863,536.90
  4. Step 4: Simplify right side
    508,899,666.83x = 134,931,368,811,554,656
  5. Step 5: Solve for x
    x = 134,931,368,811,554,656/508,899,666.83
  6. Step 6: Final answer
    x = 265,143,362.45

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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.