Home / 932,543,967.82-1,287,023,523.06-530,755,405.90

Finding the Fourth Proportional to 932,543,967.82, 1,287,023,523.06 and 530,755,405.90

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Solution

The fourth proportional to 932,543,967.82, 1,287,023,523.06 and 530,755,405.90 is: 732,506,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,543,967.82 : 1,287,023,523.06 = 530,755,405.90 : x
  2. Step 2: Convert to fraction form
    932,543,967.82/1,287,023,523.06 = 530,755,405.90/x
  3. Step 3: Cross multiply
    932,543,967.82x = 1,287,023,523.06 × 530,755,405.90
  4. Step 4: Simplify right side
    932,543,967.82x = 683,094,692,384,558,208
  5. Step 5: Solve for x
    x = 683,094,692,384,558,208/932,543,967.82
  6. Step 6: Final answer
    x = 732,506,687.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.