Home / 607,580,320.68-838,443,514.50-356,680,677.96

Finding the Fourth Proportional to 607,580,320.68, 838,443,514.50 and 356,680,677.96

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Solution

The fourth proportional to 607,580,320.68, 838,443,514.50 and 356,680,677.96 is: 492,209,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,580,320.68 : 838,443,514.50 = 356,680,677.96 : x
  2. Step 2: Convert to fraction form
    607,580,320.68/838,443,514.50 = 356,680,677.96/x
  3. Step 3: Cross multiply
    607,580,320.68x = 838,443,514.50 × 356,680,677.96
  4. Step 4: Simplify right side
    607,580,320.68x = 299,056,601,183,025,088
  5. Step 5: Solve for x
    x = 299,056,601,183,025,088/607,580,320.68
  6. Step 6: Final answer
    x = 492,209,163.14

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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.