Home / 108,900,429.30-163,350,643.95-98,822,733.30

Finding the Fourth Proportional to 108,900,429.30, 163,350,643.95 and 98,822,733.30

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Solution

The fourth proportional to 108,900,429.30, 163,350,643.95 and 98,822,733.30 is: 148,234,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,900,429.30 : 163,350,643.95 = 98,822,733.30 : x
  2. Step 2: Convert to fraction form
    108,900,429.30/163,350,643.95 = 98,822,733.30/x
  3. Step 3: Cross multiply
    108,900,429.30x = 163,350,643.95 × 98,822,733.30
  4. Step 4: Simplify right side
    108,900,429.30x = 16,142,757,121,454,106
  5. Step 5: Solve for x
    x = 16,142,757,121,454,106/108,900,429.30
  6. Step 6: Final answer
    x = 148,234,099.95

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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.