Home / 85,065,528.40-127,598,292.60-41,955,384.40

Finding the Fourth Proportional to 85,065,528.40, 127,598,292.60 and 41,955,384.40

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Solution

The fourth proportional to 85,065,528.40, 127,598,292.60 and 41,955,384.40 is: 62,933,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,065,528.40 : 127,598,292.60 = 41,955,384.40 : x
  2. Step 2: Convert to fraction form
    85,065,528.40/127,598,292.60 = 41,955,384.40/x
  3. Step 3: Cross multiply
    85,065,528.40x = 127,598,292.60 × 41,955,384.40
  4. Step 4: Simplify right side
    85,065,528.40x = 5,353,435,414,816,675
  5. Step 5: Solve for x
    x = 5,353,435,414,816,675/85,065,528.40
  6. Step 6: Final answer
    x = 62,933,076.60

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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.