Home / 151,578,031.80-227,367,047.70-82,703,278.20

Finding the Fourth Proportional to 151,578,031.80, 227,367,047.70 and 82,703,278.20

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Solution

The fourth proportional to 151,578,031.80, 227,367,047.70 and 82,703,278.20 is: 124,054,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,578,031.80 : 227,367,047.70 = 82,703,278.20 : x
  2. Step 2: Convert to fraction form
    151,578,031.80/227,367,047.70 = 82,703,278.20/x
  3. Step 3: Cross multiply
    151,578,031.80x = 227,367,047.70 × 82,703,278.20
  4. Step 4: Simplify right side
    151,578,031.80x = 18,804,000,199,445,768
  5. Step 5: Solve for x
    x = 18,804,000,199,445,768/151,578,031.80
  6. Step 6: Final answer
    x = 124,054,917.30

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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.