Home / 86,094,834.48-118,743,687.72-55,157,882.40

Finding the Fourth Proportional to 86,094,834.48, 118,743,687.72 and 55,157,882.40

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Solution

The fourth proportional to 86,094,834.48, 118,743,687.72 and 55,157,882.40 is: 76,074,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,094,834.48 : 118,743,687.72 = 55,157,882.40 : x
  2. Step 2: Convert to fraction form
    86,094,834.48/118,743,687.72 = 55,157,882.40/x
  3. Step 3: Cross multiply
    86,094,834.48x = 118,743,687.72 × 55,157,882.40
  4. Step 4: Simplify right side
    86,094,834.48x = 6,549,650,363,002,084
  5. Step 5: Solve for x
    x = 6,549,650,363,002,084/86,094,834.48
  6. Step 6: Final answer
    x = 76,074,835.41

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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.