Home / 116,656,155.45-174,819,945.74-89,256,369.69

Finding the Fourth Proportional to 116,656,155.45, 174,819,945.74 and 89,256,369.69

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Solution

The fourth proportional to 116,656,155.45, 174,819,945.74 and 89,256,369.69 is: 133,758,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,656,155.45 : 174,819,945.74 = 89,256,369.69 : x
  2. Step 2: Convert to fraction form
    116,656,155.45/174,819,945.74 = 89,256,369.69/x
  3. Step 3: Cross multiply
    116,656,155.45x = 174,819,945.74 × 89,256,369.69
  4. Step 4: Simplify right side
    116,656,155.45x = 15,603,793,705,708,900
  5. Step 5: Solve for x
    x = 15,603,793,705,708,900/116,656,155.45
  6. Step 6: Final answer
    x = 133,758,854.35

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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.