Home / 331,776,000.10-497,664,000.15-161,906,688.10

Finding the Fourth Proportional to 331,776,000.10, 497,664,000.15 and 161,906,688.10

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Solution

The fourth proportional to 331,776,000.10, 497,664,000.15 and 161,906,688.10 is: 242,860,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,000.10 : 497,664,000.15 = 161,906,688.10 : x
  2. Step 2: Convert to fraction form
    331,776,000.10/497,664,000.15 = 161,906,688.10/x
  3. Step 3: Cross multiply
    331,776,000.10x = 497,664,000.15 × 161,906,688.10
  4. Step 4: Simplify right side
    331,776,000.10x = 80,575,130,050,884,400
  5. Step 5: Solve for x
    x = 80,575,130,050,884,400/331,776,000.10
  6. Step 6: Final answer
    x = 242,860,032.15

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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.