Home / 1,092,496,354.40-1,638,946,618.59-345,700,149.47

Finding the Fourth Proportional to 1,092,496,354.40, 1,638,946,618.59 and 345,700,149.47

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Solution

The fourth proportional to 1,092,496,354.40, 1,638,946,618.59 and 345,700,149.47 is: 518,614,170.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,496,354.40 : 1,638,946,618.59 = 345,700,149.47 : x
  2. Step 2: Convert to fraction form
    1,092,496,354.40/1,638,946,618.59 = 345,700,149.47/x
  3. Step 3: Cross multiply
    1,092,496,354.40x = 1,638,946,618.59 × 345,700,149.47
  4. Step 4: Simplify right side
    1,092,496,354.40x = 566,584,091,011,719,296
  5. Step 5: Solve for x
    x = 566,584,091,011,719,296/1,092,496,354.40
  6. Step 6: Final answer
    x = 518,614,170.87

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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.