Home / 337,363,438.60-505,709,234.70-155,293,064.20

Finding the Fourth Proportional to 337,363,438.60, 505,709,234.70 and 155,293,064.20

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Solution

The fourth proportional to 337,363,438.60, 505,709,234.70 and 155,293,064.20 is: 232,784,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,363,438.60 : 505,709,234.70 = 155,293,064.20 : x
  2. Step 2: Convert to fraction form
    337,363,438.60/505,709,234.70 = 155,293,064.20/x
  3. Step 3: Cross multiply
    337,363,438.60x = 505,709,234.70 × 155,293,064.20
  4. Step 4: Simplify right side
    337,363,438.60x = 78,533,136,650,799,952
  5. Step 5: Solve for x
    x = 78,533,136,650,799,952/337,363,438.60
  6. Step 6: Final answer
    x = 232,784,966.20

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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.