Home / 97,849,693.73-146,455,167.51-71,935,132.47

Finding the Fourth Proportional to 97,849,693.73, 146,455,167.51 and 71,935,132.47

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Solution

The fourth proportional to 97,849,693.73, 146,455,167.51 and 71,935,132.47 is: 107,667,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,849,693.73 : 146,455,167.51 = 71,935,132.47 : x
  2. Step 2: Convert to fraction form
    97,849,693.73/146,455,167.51 = 71,935,132.47/x
  3. Step 3: Cross multiply
    97,849,693.73x = 146,455,167.51 × 71,935,132.47
  4. Step 4: Simplify right side
    97,849,693.73x = 10,535,271,875,747,890
  5. Step 5: Solve for x
    x = 10,535,271,875,747,890/97,849,693.73
  6. Step 6: Final answer
    x = 107,667,908.55

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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.