Home / 87,953,614.72-121,375,941.13-48,261,406.07

Finding the Fourth Proportional to 87,953,614.72, 121,375,941.13 and 48,261,406.07

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Solution

The fourth proportional to 87,953,614.72, 121,375,941.13 and 48,261,406.07 is: 66,600,714.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,953,614.72 : 121,375,941.13 = 48,261,406.07 : x
  2. Step 2: Convert to fraction form
    87,953,614.72/121,375,941.13 = 48,261,406.07/x
  3. Step 3: Cross multiply
    87,953,614.72x = 121,375,941.13 × 48,261,406.07
  4. Step 4: Simplify right side
    87,953,614.72x = 5,857,773,582,367,111
  5. Step 5: Solve for x
    x = 5,857,773,582,367,111/87,953,614.72
  6. Step 6: Final answer
    x = 66,600,714.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.