Home / 72,616,836,134.64-108,701,847,353.50-47,380,212,337.08

Finding the Fourth Proportional to 72,616,836,134.64, 108,701,847,353.50 and 47,380,212,337.08

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Solution

The fourth proportional to 72,616,836,134.64, 108,701,847,353.50 and 47,380,212,337.08 is: 70,924,552,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,616,836,134.64 : 108,701,847,353.50 = 47,380,212,337.08 : x
  2. Step 2: Convert to fraction form
    72,616,836,134.64/108,701,847,353.50 = 47,380,212,337.08/x
  3. Step 3: Cross multiply
    72,616,836,134.64x = 108,701,847,353.50 × 47,380,212,337.08
  4. Step 4: Simplify right side
    72,616,836,134.64x = 5,150,316,609,041,687,642,112
  5. Step 5: Solve for x
    x = 5,150,316,609,041,687,642,112/72,616,836,134.64
  6. Step 6: Final answer
    x = 70,924,552,530.66

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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.