Home / 137,266,973.87-205,900,286.93-35,031,013.79

Finding the Fourth Proportional to 137,266,973.87, 205,900,286.93 and 35,031,013.79

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Solution

The fourth proportional to 137,266,973.87, 205,900,286.93 and 35,031,013.79 is: 52,546,476.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,266,973.87 : 205,900,286.93 = 35,031,013.79 : x
  2. Step 2: Convert to fraction form
    137,266,973.87/205,900,286.93 = 35,031,013.79/x
  3. Step 3: Cross multiply
    137,266,973.87x = 205,900,286.93 × 35,031,013.79
  4. Step 4: Simplify right side
    137,266,973.87x = 7,212,895,791,149,382
  5. Step 5: Solve for x
    x = 7,212,895,791,149,382/137,266,973.87
  6. Step 6: Final answer
    x = 52,546,476.31

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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.