Home / 156,646,188.93-216,124,599-93,899,392.32

Finding the Fourth Proportional to 156,646,188.93, 216,124,599 and 93,899,392.32

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Solution

The fourth proportional to 156,646,188.93, 216,124,599 and 93,899,392.32 is: 129,552,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,646,188.93 : 216,124,599 = 93,899,392.32 : x
  2. Step 2: Convert to fraction form
    156,646,188.93/216,124,599 = 93,899,392.32/x
  3. Step 3: Cross multiply
    156,646,188.93x = 216,124,599 × 93,899,392.32
  4. Step 4: Simplify right side
    156,646,188.93x = 20,293,968,511,503,680
  5. Step 5: Solve for x
    x = 20,293,968,511,503,680/156,646,188.93
  6. Step 6: Final answer
    x = 129,552,902.95

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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.