Home / 97,988,599.32-146,992,055.22-28,901,470.20

Finding the Fourth Proportional to 97,988,599.32, 146,992,055.22 and 28,901,470.20

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Solution

The fourth proportional to 97,988,599.32, 146,992,055.22 and 28,901,470.20 is: 43,354,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,988,599.32 : 146,992,055.22 = 28,901,470.20 : x
  2. Step 2: Convert to fraction form
    97,988,599.32/146,992,055.22 = 28,901,470.20/x
  3. Step 3: Cross multiply
    97,988,599.32x = 146,992,055.22 × 28,901,470.20
  4. Step 4: Simplify right side
    97,988,599.32x = 4,248,286,503,577,584.50
  5. Step 5: Solve for x
    x = 4,248,286,503,577,584.50/97,988,599.32
  6. Step 6: Final answer
    x = 43,354,905.91

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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.