Home / 140,429,747.52-210,568,881.12-63,710,913.60

Finding the Fourth Proportional to 140,429,747.52, 210,568,881.12 and 63,710,913.60

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Solution

The fourth proportional to 140,429,747.52, 210,568,881.12 and 63,710,913.60 is: 95,532,008.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,429,747.52 : 210,568,881.12 = 63,710,913.60 : x
  2. Step 2: Convert to fraction form
    140,429,747.52/210,568,881.12 = 63,710,913.60/x
  3. Step 3: Cross multiply
    140,429,747.52x = 210,568,881.12 × 63,710,913.60
  4. Step 4: Simplify right side
    140,429,747.52x = 13,415,535,791,884,992
  5. Step 5: Solve for x
    x = 13,415,535,791,884,992/140,429,747.52
  6. Step 6: Final answer
    x = 95,532,008.20

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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.