Home / 243,167,059,337.46-364,677,153,149.61-73,141,512,944.39

Finding the Fourth Proportional to 243,167,059,337.46, 364,677,153,149.61 and 73,141,512,944.39

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Solution

The fourth proportional to 243,167,059,337.46, 364,677,153,149.61 and 73,141,512,944.39 is: 109,690,180,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,167,059,337.46 : 364,677,153,149.61 = 73,141,512,944.39 : x
  2. Step 2: Convert to fraction form
    243,167,059,337.46/364,677,153,149.61 = 73,141,512,944.39/x
  3. Step 3: Cross multiply
    243,167,059,337.46x = 364,677,153,149.61 × 73,141,512,944.39
  4. Step 4: Simplify right side
    243,167,059,337.46x = 26,673,038,717,615,859,564,544
  5. Step 5: Solve for x
    x = 26,673,038,717,615,859,564,544/243,167,059,337.46
  6. Step 6: Final answer
    x = 109,690,180,858.75

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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.