Home / 132,870,881.60-199,306,322.40-61,207,265.60

Finding the Fourth Proportional to 132,870,881.60, 199,306,322.40 and 61,207,265.60

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Solution

The fourth proportional to 132,870,881.60, 199,306,322.40 and 61,207,265.60 is: 91,810,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,870,881.60 : 199,306,322.40 = 61,207,265.60 : x
  2. Step 2: Convert to fraction form
    132,870,881.60/199,306,322.40 = 61,207,265.60/x
  3. Step 3: Cross multiply
    132,870,881.60x = 199,306,322.40 × 61,207,265.60
  4. Step 4: Simplify right side
    132,870,881.60x = 12,198,995,010,896,030
  5. Step 5: Solve for x
    x = 12,198,995,010,896,030/132,870,881.60
  6. Step 6: Final answer
    x = 91,810,898.40

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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.