Home / 181,711,688.40-272,467,999.80-73,884,488.40

Finding the Fourth Proportional to 181,711,688.40, 272,467,999.80 and 73,884,488.40

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Solution

The fourth proportional to 181,711,688.40, 272,467,999.80 and 73,884,488.40 is: 110,786,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,711,688.40 : 272,467,999.80 = 73,884,488.40 : x
  2. Step 2: Convert to fraction form
    181,711,688.40/272,467,999.80 = 73,884,488.40/x
  3. Step 3: Cross multiply
    181,711,688.40x = 272,467,999.80 × 73,884,488.40
  4. Step 4: Simplify right side
    181,711,688.40x = 20,131,158,770,594,304
  5. Step 5: Solve for x
    x = 20,131,158,770,594,304/181,711,688.40
  6. Step 6: Final answer
    x = 110,786,262.28

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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.