Home / 120,666,619.52-181,001,614.56-34,405,060.16

Finding the Fourth Proportional to 120,666,619.52, 181,001,614.56 and 34,405,060.16

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Solution

The fourth proportional to 120,666,619.52, 181,001,614.56 and 34,405,060.16 is: 51,608,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,666,619.52 : 181,001,614.56 = 34,405,060.16 : x
  2. Step 2: Convert to fraction form
    120,666,619.52/181,001,614.56 = 34,405,060.16/x
  3. Step 3: Cross multiply
    120,666,619.52x = 181,001,614.56 × 34,405,060.16
  4. Step 4: Simplify right side
    120,666,619.52x = 6,227,371,437,993,931
  5. Step 5: Solve for x
    x = 6,227,371,437,993,931/120,666,619.52
  6. Step 6: Final answer
    x = 51,608,070.76

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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.