Home / 140,292,001.60-210,449,221.72-48,138,655.97

Finding the Fourth Proportional to 140,292,001.60, 210,449,221.72 and 48,138,655.97

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Solution

The fourth proportional to 140,292,001.60, 210,449,221.72 and 48,138,655.97 is: 72,211,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,292,001.60 : 210,449,221.72 = 48,138,655.97 : x
  2. Step 2: Convert to fraction form
    140,292,001.60/210,449,221.72 = 48,138,655.97/x
  3. Step 3: Cross multiply
    140,292,001.60x = 210,449,221.72 × 48,138,655.97
  4. Step 4: Simplify right side
    140,292,001.60x = 10,130,742,683,533,332
  5. Step 5: Solve for x
    x = 10,130,742,683,533,332/140,292,001.60
  6. Step 6: Final answer
    x = 72,211,833.66

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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.