Home / 117,771,354.24-162,527,317.16-65,563,918.80

Finding the Fourth Proportional to 117,771,354.24, 162,527,317.16 and 65,563,918.80

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Solution

The fourth proportional to 117,771,354.24, 162,527,317.16 and 65,563,918.80 is: 90,479,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,771,354.24 : 162,527,317.16 = 65,563,918.80 : x
  2. Step 2: Convert to fraction form
    117,771,354.24/162,527,317.16 = 65,563,918.80/x
  3. Step 3: Cross multiply
    117,771,354.24x = 162,527,317.16 × 65,563,918.80
  4. Step 4: Simplify right side
    117,771,354.24x = 10,655,927,825,060,086
  5. Step 5: Solve for x
    x = 10,655,927,825,060,086/117,771,354.24
  6. Step 6: Final answer
    x = 90,479,793.61

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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.