Home / 85,065,572.40-127,598,358.60-41,955,428.40

Finding the Fourth Proportional to 85,065,572.40, 127,598,358.60 and 41,955,428.40

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Solution

The fourth proportional to 85,065,572.40, 127,598,358.60 and 41,955,428.40 is: 62,933,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,065,572.40 : 127,598,358.60 = 41,955,428.40 : x
  2. Step 2: Convert to fraction form
    85,065,572.40/127,598,358.60 = 41,955,428.40/x
  3. Step 3: Cross multiply
    85,065,572.40x = 127,598,358.60 × 41,955,428.40
  4. Step 4: Simplify right side
    85,065,572.40x = 5,353,443,798,199,824
  5. Step 5: Solve for x
    x = 5,353,443,798,199,824/85,065,572.40
  6. Step 6: Final answer
    x = 62,933,142.60

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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.