Home / 140,294,845.20-210,442,267.80-63,767,341.20

Finding the Fourth Proportional to 140,294,845.20, 210,442,267.80 and 63,767,341.20

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Solution

The fourth proportional to 140,294,845.20, 210,442,267.80 and 63,767,341.20 is: 95,651,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,294,845.20 : 210,442,267.80 = 63,767,341.20 : x
  2. Step 2: Convert to fraction form
    140,294,845.20/210,442,267.80 = 63,767,341.20/x
  3. Step 3: Cross multiply
    140,294,845.20x = 210,442,267.80 × 63,767,341.20
  4. Step 4: Simplify right side
    140,294,845.20x = 13,419,343,893,704,374
  5. Step 5: Solve for x
    x = 13,419,343,893,704,374/140,294,845.20
  6. Step 6: Final answer
    x = 95,651,011.80

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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.