Home / 132,900,124.40-199,387,511.40-64,745,039.60

Finding the Fourth Proportional to 132,900,124.40, 199,387,511.40 and 64,745,039.60

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Solution

The fourth proportional to 132,900,124.40, 199,387,511.40 and 64,745,039.60 is: 97,135,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,900,124.40 : 199,387,511.40 = 64,745,039.60 : x
  2. Step 2: Convert to fraction form
    132,900,124.40/199,387,511.40 = 64,745,039.60/x
  3. Step 3: Cross multiply
    132,900,124.40x = 199,387,511.40 × 64,745,039.60
  4. Step 4: Simplify right side
    132,900,124.40x = 12,909,352,321,338,452
  5. Step 5: Solve for x
    x = 12,909,352,321,338,452/132,900,124.40
  6. Step 6: Final answer
    x = 97,135,742.95

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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.