Home / 117,588,747.94-162,281,560.05-70,547,591.72

Finding the Fourth Proportional to 117,588,747.94, 162,281,560.05 and 70,547,591.72

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Solution

The fourth proportional to 117,588,747.94, 162,281,560.05 and 70,547,591.72 is: 97,361,128.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588,747.94 : 162,281,560.05 = 70,547,591.72 : x
  2. Step 2: Convert to fraction form
    117,588,747.94/162,281,560.05 = 70,547,591.72/x
  3. Step 3: Cross multiply
    117,588,747.94x = 162,281,560.05 × 70,547,591.72
  4. Step 4: Simplify right side
    117,588,747.94x = 11,448,573,242,497,766
  5. Step 5: Solve for x
    x = 11,448,573,242,497,766/117,588,747.94
  6. Step 6: Final answer
    x = 97,361,128.88

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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.