Home / 344,923,629.60-517,385,444.40-172,427,066.40

Finding the Fourth Proportional to 344,923,629.60, 517,385,444.40 and 172,427,066.40

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Solution

The fourth proportional to 344,923,629.60, 517,385,444.40 and 172,427,066.40 is: 258,640,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,923,629.60 : 517,385,444.40 = 172,427,066.40 : x
  2. Step 2: Convert to fraction form
    344,923,629.60/517,385,444.40 = 172,427,066.40/x
  3. Step 3: Cross multiply
    344,923,629.60x = 517,385,444.40 × 172,427,066.40
  4. Step 4: Simplify right side
    344,923,629.60x = 89,211,254,375,952,304
  5. Step 5: Solve for x
    x = 89,211,254,375,952,304/344,923,629.60
  6. Step 6: Final answer
    x = 258,640,599.60

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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.