Home / 125,646,543.20-188,469,814.80-93,361,502.45

Finding the Fourth Proportional to 125,646,543.20, 188,469,814.80 and 93,361,502.45

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Solution

The fourth proportional to 125,646,543.20, 188,469,814.80 and 93,361,502.45 is: 140,042,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,646,543.20 : 188,469,814.80 = 93,361,502.45 : x
  2. Step 2: Convert to fraction form
    125,646,543.20/188,469,814.80 = 93,361,502.45/x
  3. Step 3: Cross multiply
    125,646,543.20x = 188,469,814.80 × 93,361,502.45
  4. Step 4: Simplify right side
    125,646,543.20x = 17,595,825,076,201,248
  5. Step 5: Solve for x
    x = 17,595,825,076,201,248/125,646,543.20
  6. Step 6: Final answer
    x = 140,042,253.68

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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.