Home / 81,534,000.16-122,300,998.32-29,722,487.52

Finding the Fourth Proportional to 81,534,000.16, 122,300,998.32 and 29,722,487.52

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Solution

The fourth proportional to 81,534,000.16, 122,300,998.32 and 29,722,487.52 is: 44,583,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,534,000.16 : 122,300,998.32 = 29,722,487.52 : x
  2. Step 2: Convert to fraction form
    81,534,000.16/122,300,998.32 = 29,722,487.52/x
  3. Step 3: Cross multiply
    81,534,000.16x = 122,300,998.32 × 29,722,487.52
  4. Step 4: Simplify right side
    81,534,000.16x = 3,635,089,896,249,740.50
  5. Step 5: Solve for x
    x = 3,635,089,896,249,740.50/81,534,000.16
  6. Step 6: Final answer
    x = 44,583,730.58

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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.