Home / 116,180,438.70-174,270,658.05-103,639,305.90

Finding the Fourth Proportional to 116,180,438.70, 174,270,658.05 and 103,639,305.90

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Solution

The fourth proportional to 116,180,438.70, 174,270,658.05 and 103,639,305.90 is: 155,458,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,180,438.70 : 174,270,658.05 = 103,639,305.90 : x
  2. Step 2: Convert to fraction form
    116,180,438.70/174,270,658.05 = 103,639,305.90/x
  3. Step 3: Cross multiply
    116,180,438.70x = 174,270,658.05 × 103,639,305.90
  4. Step 4: Simplify right side
    116,180,438.70x = 18,061,290,039,038,248
  5. Step 5: Solve for x
    x = 18,061,290,039,038,248/116,180,438.70
  6. Step 6: Final answer
    x = 155,458,958.85

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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.