Home / 658,875,234.84-908,420,526.86-482,356,775.90

Finding the Fourth Proportional to 658,875,234.84, 908,420,526.86 and 482,356,775.90

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Solution

The fourth proportional to 658,875,234.84, 908,420,526.86 and 482,356,775.90 is: 665,046,693.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,875,234.84 : 908,420,526.86 = 482,356,775.90 : x
  2. Step 2: Convert to fraction form
    658,875,234.84/908,420,526.86 = 482,356,775.90/x
  3. Step 3: Cross multiply
    658,875,234.84x = 908,420,526.86 × 482,356,775.90
  4. Step 4: Simplify right side
    658,875,234.84x = 438,182,796,497,568,960
  5. Step 5: Solve for x
    x = 438,182,796,497,568,960/658,875,234.84
  6. Step 6: Final answer
    x = 665,046,693.71

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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.