Home / 588,474,691.17-812,152,493.54-439,537,520.53

Finding the Fourth Proportional to 588,474,691.17, 812,152,493.54 and 439,537,520.53

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Solution

The fourth proportional to 588,474,691.17, 812,152,493.54 and 439,537,520.53 is: 606,604,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,474,691.17 : 812,152,493.54 = 439,537,520.53 : x
  2. Step 2: Convert to fraction form
    588,474,691.17/812,152,493.54 = 439,537,520.53/x
  3. Step 3: Cross multiply
    588,474,691.17x = 812,152,493.54 × 439,537,520.53
  4. Step 4: Simplify right side
    588,474,691.17x = 356,971,493,302,828,416
  5. Step 5: Solve for x
    x = 356,971,493,302,828,416/588,474,691.17
  6. Step 6: Final answer
    x = 606,604,665.69

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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.