Home / 109,254,663.60-163,881,995.40-97,350,385.20

Finding the Fourth Proportional to 109,254,663.60, 163,881,995.40 and 97,350,385.20

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Solution

The fourth proportional to 109,254,663.60, 163,881,995.40 and 97,350,385.20 is: 146,025,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,254,663.60 : 163,881,995.40 = 97,350,385.20 : x
  2. Step 2: Convert to fraction form
    109,254,663.60/163,881,995.40 = 97,350,385.20/x
  3. Step 3: Cross multiply
    109,254,663.60x = 163,881,995.40 × 97,350,385.20
  4. Step 4: Simplify right side
    109,254,663.60x = 15,953,975,379,534,630
  5. Step 5: Solve for x
    x = 15,953,975,379,534,630/109,254,663.60
  6. Step 6: Final answer
    x = 146,025,577.80

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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.