Home / 132,870,903.60-199,306,355.40-61,207,287.60

Finding the Fourth Proportional to 132,870,903.60, 199,306,355.40 and 61,207,287.60

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Solution

The fourth proportional to 132,870,903.60, 199,306,355.40 and 61,207,287.60 is: 91,810,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,870,903.60 : 199,306,355.40 = 61,207,287.60 : x
  2. Step 2: Convert to fraction form
    132,870,903.60/199,306,355.40 = 61,207,287.60/x
  3. Step 3: Cross multiply
    132,870,903.60x = 199,306,355.40 × 61,207,287.60
  4. Step 4: Simplify right side
    132,870,903.60x = 12,199,001,415,475,614
  5. Step 5: Solve for x
    x = 12,199,001,415,475,614/132,870,903.60
  6. Step 6: Final answer
    x = 91,810,931.40

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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.