Home / 111,449,420.40-167,174,130.60-59,793,355.20

Finding the Fourth Proportional to 111,449,420.40, 167,174,130.60 and 59,793,355.20

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Solution

The fourth proportional to 111,449,420.40, 167,174,130.60 and 59,793,355.20 is: 89,690,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,449,420.40 : 167,174,130.60 = 59,793,355.20 : x
  2. Step 2: Convert to fraction form
    111,449,420.40/167,174,130.60 = 59,793,355.20/x
  3. Step 3: Cross multiply
    111,449,420.40x = 167,174,130.60 × 59,793,355.20
  4. Step 4: Simplify right side
    111,449,420.40x = 9,995,902,171,216,990
  5. Step 5: Solve for x
    x = 9,995,902,171,216,990/111,449,420.40
  6. Step 6: Final answer
    x = 89,690,032.80

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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.