Home / 284,059,300.11-425,712,266.75-145,879,325.70

Finding the Fourth Proportional to 284,059,300.11, 425,712,266.75 and 145,879,325.70

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Solution

The fourth proportional to 284,059,300.11, 425,712,266.75 and 145,879,325.70 is: 218,625,541.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,059,300.11 : 425,712,266.75 = 145,879,325.70 : x
  2. Step 2: Convert to fraction form
    284,059,300.11/425,712,266.75 = 145,879,325.70/x
  3. Step 3: Cross multiply
    284,059,300.11x = 425,712,266.75 × 145,879,325.70
  4. Step 4: Simplify right side
    284,059,300.11x = 62,102,618,414,979,128
  5. Step 5: Solve for x
    x = 62,102,618,414,979,128/284,059,300.11
  6. Step 6: Final answer
    x = 218,625,541.89

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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.