Home / 488,707,440.30-733,078,875.15-143,695,943.10

Finding the Fourth Proportional to 488,707,440.30, 733,078,875.15 and 143,695,943.10

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Solution

The fourth proportional to 488,707,440.30, 733,078,875.15 and 143,695,943.10 is: 215,549,123.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,707,440.30 : 733,078,875.15 = 143,695,943.10 : x
  2. Step 2: Convert to fraction form
    488,707,440.30/733,078,875.15 = 143,695,943.10/x
  3. Step 3: Cross multiply
    488,707,440.30x = 733,078,875.15 × 143,695,943.10
  4. Step 4: Simplify right side
    488,707,440.30x = 105,340,460,331,366,400
  5. Step 5: Solve for x
    x = 105,340,460,331,366,400/488,707,440.30
  6. Step 6: Final answer
    x = 215,549,123.35

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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.