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Finding the Fourth Proportional to 555,990,955.74, 834,034,903.74 and 182,386,825.20

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Solution

The fourth proportional to 555,990,955.74, 834,034,903.74 and 182,386,825.20 is: 273,596,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,990,955.74 : 834,034,903.74 = 182,386,825.20 : x
  2. Step 2: Convert to fraction form
    555,990,955.74/834,034,903.74 = 182,386,825.20/x
  3. Step 3: Cross multiply
    555,990,955.74x = 834,034,903.74 × 182,386,825.20
  4. Step 4: Simplify right side
    555,990,955.74x = 152,116,978,199,126,208
  5. Step 5: Solve for x
    x = 152,116,978,199,126,208/555,990,955.74
  6. Step 6: Final answer
    x = 273,596,137.90

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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.