Home / 306,570,818.40-459,862,761.60-109,847,081.76

Finding the Fourth Proportional to 306,570,818.40, 459,862,761.60 and 109,847,081.76

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Solution

The fourth proportional to 306,570,818.40, 459,862,761.60 and 109,847,081.76 is: 164,772,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,570,818.40 : 459,862,761.60 = 109,847,081.76 : x
  2. Step 2: Convert to fraction form
    306,570,818.40/459,862,761.60 = 109,847,081.76/x
  3. Step 3: Cross multiply
    306,570,818.40x = 459,862,761.60 × 109,847,081.76
  4. Step 4: Simplify right side
    306,570,818.40x = 50,514,582,371,854,592
  5. Step 5: Solve for x
    x = 50,514,582,371,854,592/306,570,818.40
  6. Step 6: Final answer
    x = 164,772,963.83

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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.