Home / 495,502,401.60-743,253,602.40-172,386,273.60

Finding the Fourth Proportional to 495,502,401.60, 743,253,602.40 and 172,386,273.60

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Solution

The fourth proportional to 495,502,401.60, 743,253,602.40 and 172,386,273.60 is: 258,579,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,502,401.60 : 743,253,602.40 = 172,386,273.60 : x
  2. Step 2: Convert to fraction form
    495,502,401.60/743,253,602.40 = 172,386,273.60/x
  3. Step 3: Cross multiply
    495,502,401.60x = 743,253,602.40 × 172,386,273.60
  4. Step 4: Simplify right side
    495,502,401.60x = 128,126,718,857,512,016
  5. Step 5: Solve for x
    x = 128,126,718,857,512,016/495,502,401.60
  6. Step 6: Final answer
    x = 258,579,410.40

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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.