Home / 79,042,948.20-118,564,422.30-53,496,196.20

Finding the Fourth Proportional to 79,042,948.20, 118,564,422.30 and 53,496,196.20

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Solution

The fourth proportional to 79,042,948.20, 118,564,422.30 and 53,496,196.20 is: 80,244,294.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,042,948.20 : 118,564,422.30 = 53,496,196.20 : x
  2. Step 2: Convert to fraction form
    79,042,948.20/118,564,422.30 = 53,496,196.20/x
  3. Step 3: Cross multiply
    79,042,948.20x = 118,564,422.30 × 53,496,196.20
  4. Step 4: Simplify right side
    79,042,948.20x = 6,342,745,597,700,455
  5. Step 5: Solve for x
    x = 6,342,745,597,700,455/79,042,948.20
  6. Step 6: Final answer
    x = 80,244,294.30

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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.