Home / 344,924,015.60-517,386,023.40-172,427,452.40

Finding the Fourth Proportional to 344,924,015.60, 517,386,023.40 and 172,427,452.40

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Solution

The fourth proportional to 344,924,015.60, 517,386,023.40 and 172,427,452.40 is: 258,641,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,924,015.60 : 517,386,023.40 = 172,427,452.40 : x
  2. Step 2: Convert to fraction form
    344,924,015.60/517,386,023.40 = 172,427,452.40/x
  3. Step 3: Cross multiply
    344,924,015.60x = 517,386,023.40 × 172,427,452.40
  4. Step 4: Simplify right side
    344,924,015.60x = 89,211,553,922,228,784
  5. Step 5: Solve for x
    x = 89,211,553,922,228,784/344,924,015.60
  6. Step 6: Final answer
    x = 258,641,178.60

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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.