Home / 502,324,719.86-754,179,862-346,509,041.78

Finding the Fourth Proportional to 502,324,719.86, 754,179,862 and 346,509,041.78

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Solution

The fourth proportional to 502,324,719.86, 754,179,862 and 346,509,041.78 is: 520,241,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,324,719.86 : 754,179,862 = 346,509,041.78 : x
  2. Step 2: Convert to fraction form
    502,324,719.86/754,179,862 = 346,509,041.78/x
  3. Step 3: Cross multiply
    502,324,719.86x = 754,179,862 × 346,509,041.78
  4. Step 4: Simplify right side
    502,324,719.86x = 261,330,141,311,392,608
  5. Step 5: Solve for x
    x = 261,330,141,311,392,608/502,324,719.86
  6. Step 6: Final answer
    x = 520,241,451.35

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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.