Home / 145,298,304.88-218,000,601.48-67,612,259.56

Finding the Fourth Proportional to 145,298,304.88, 218,000,601.48 and 67,612,259.56

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Solution

The fourth proportional to 145,298,304.88, 218,000,601.48 and 67,612,259.56 is: 101,443,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,298,304.88 : 218,000,601.48 = 67,612,259.56 : x
  2. Step 2: Convert to fraction form
    145,298,304.88/218,000,601.48 = 67,612,259.56/x
  3. Step 3: Cross multiply
    145,298,304.88x = 218,000,601.48 × 67,612,259.56
  4. Step 4: Simplify right side
    145,298,304.88x = 14,739,513,251,501,880
  5. Step 5: Solve for x
    x = 14,739,513,251,501,880/145,298,304.88
  6. Step 6: Final answer
    x = 101,443,119.13

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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.