Home / 66,434,793.30-99,652,189.95-61,332,959.70

Finding the Fourth Proportional to 66,434,793.30, 99,652,189.95 and 61,332,959.70

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Solution

The fourth proportional to 66,434,793.30, 99,652,189.95 and 61,332,959.70 is: 91,999,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,793.30 : 99,652,189.95 = 61,332,959.70 : x
  2. Step 2: Convert to fraction form
    66,434,793.30/99,652,189.95 = 61,332,959.70/x
  3. Step 3: Cross multiply
    66,434,793.30x = 99,652,189.95 × 61,332,959.70
  4. Step 4: Simplify right side
    66,434,793.30x = 6,111,963,750,220,095
  5. Step 5: Solve for x
    x = 6,111,963,750,220,095/66,434,793.30
  6. Step 6: Final answer
    x = 91,999,439.55

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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.