Home / 121,149,007.45-181,723,511.18-44,446,543.45

Finding the Fourth Proportional to 121,149,007.45, 181,723,511.18 and 44,446,543.45

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Solution

The fourth proportional to 121,149,007.45, 181,723,511.18 and 44,446,543.45 is: 66,669,815.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,149,007.45 : 181,723,511.18 = 44,446,543.45 : x
  2. Step 2: Convert to fraction form
    121,149,007.45/181,723,511.18 = 44,446,543.45/x
  3. Step 3: Cross multiply
    121,149,007.45x = 181,723,511.18 × 44,446,543.45
  4. Step 4: Simplify right side
    121,149,007.45x = 8,076,981,935,326,199
  5. Step 5: Solve for x
    x = 8,076,981,935,326,199/121,149,007.45
  6. Step 6: Final answer
    x = 66,669,815.18

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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.