Home / 504,604,168.32-696,353,635.20-284,587,121.28

Finding the Fourth Proportional to 504,604,168.32, 696,353,635.20 and 284,587,121.28

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Solution

The fourth proportional to 504,604,168.32, 696,353,635.20 and 284,587,121.28 is: 392,730,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,604,168.32 : 696,353,635.20 = 284,587,121.28 : x
  2. Step 2: Convert to fraction form
    504,604,168.32/696,353,635.20 = 284,587,121.28/x
  3. Step 3: Cross multiply
    504,604,168.32x = 696,353,635.20 × 284,587,121.28
  4. Step 4: Simplify right side
    504,604,168.32x = 198,173,276,434,431,264
  5. Step 5: Solve for x
    x = 198,173,276,434,431,264/504,604,168.32
  6. Step 6: Final answer
    x = 392,730,161.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.