Home / 108,544,718.40-162,817,077.60-107,788,891.20

Finding the Fourth Proportional to 108,544,718.40, 162,817,077.60 and 107,788,891.20

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Solution

The fourth proportional to 108,544,718.40, 162,817,077.60 and 107,788,891.20 is: 161,683,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,544,718.40 : 162,817,077.60 = 107,788,891.20 : x
  2. Step 2: Convert to fraction form
    108,544,718.40/162,817,077.60 = 107,788,891.20/x
  3. Step 3: Cross multiply
    108,544,718.40x = 162,817,077.60 × 107,788,891.20
  4. Step 4: Simplify right side
    108,544,718.40x = 17,549,872,262,928,356
  5. Step 5: Solve for x
    x = 17,549,872,262,928,356/108,544,718.40
  6. Step 6: Final answer
    x = 161,683,336.80

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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.