Home / 108,451,387.20-149,662,743.75-59,558,815.20

Finding the Fourth Proportional to 108,451,387.20, 149,662,743.75 and 59,558,815.20

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Solution

The fourth proportional to 108,451,387.20, 149,662,743.75 and 59,558,815.20 is: 82,191,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,451,387.20 : 149,662,743.75 = 59,558,815.20 : x
  2. Step 2: Convert to fraction form
    108,451,387.20/149,662,743.75 = 59,558,815.20/x
  3. Step 3: Cross multiply
    108,451,387.20x = 149,662,743.75 × 59,558,815.20
  4. Step 4: Simplify right side
    108,451,387.20x = 8,913,735,697,331,205
  5. Step 5: Solve for x
    x = 8,913,735,697,331,205/108,451,387.20
  6. Step 6: Final answer
    x = 82,191,071.29

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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.