Home / 84,406,337.78-116,478,244.46-46,731,180.86

Finding the Fourth Proportional to 84,406,337.78, 116,478,244.46 and 46,731,180.86

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Solution

The fourth proportional to 84,406,337.78, 116,478,244.46 and 46,731,180.86 is: 64,487,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,406,337.78 : 116,478,244.46 = 46,731,180.86 : x
  2. Step 2: Convert to fraction form
    84,406,337.78/116,478,244.46 = 46,731,180.86/x
  3. Step 3: Cross multiply
    84,406,337.78x = 116,478,244.46 × 46,731,180.86
  4. Step 4: Simplify right side
    84,406,337.78x = 5,443,165,908,115,553
  5. Step 5: Solve for x
    x = 5,443,165,908,115,553/84,406,337.78
  6. Step 6: Final answer
    x = 64,487,644.55

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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.