Home / 111,520,923.70-167,281,385.55-99,085,204.30

Finding the Fourth Proportional to 111,520,923.70, 167,281,385.55 and 99,085,204.30

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Solution

The fourth proportional to 111,520,923.70, 167,281,385.55 and 99,085,204.30 is: 148,627,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,520,923.70 : 167,281,385.55 = 99,085,204.30 : x
  2. Step 2: Convert to fraction form
    111,520,923.70/167,281,385.55 = 99,085,204.30/x
  3. Step 3: Cross multiply
    111,520,923.70x = 167,281,385.55 × 99,085,204.30
  4. Step 4: Simplify right side
    111,520,923.70x = 16,575,110,262,808,818
  5. Step 5: Solve for x
    x = 16,575,110,262,808,818/111,520,923.70
  6. Step 6: Final answer
    x = 148,627,806.45

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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.