Home / 84,828,033.60-127,279,375.20-39,366,427.20

Finding the Fourth Proportional to 84,828,033.60, 127,279,375.20 and 39,366,427.20

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Solution

The fourth proportional to 84,828,033.60, 127,279,375.20 and 39,366,427.20 is: 59,066,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,828,033.60 : 127,279,375.20 = 39,366,427.20 : x
  2. Step 2: Convert to fraction form
    84,828,033.60/127,279,375.20 = 39,366,427.20/x
  3. Step 3: Cross multiply
    84,828,033.60x = 127,279,375.20 × 39,366,427.20
  4. Step 4: Simplify right side
    84,828,033.60x = 5,010,534,257,872,286
  5. Step 5: Solve for x
    x = 5,010,534,257,872,286/84,828,033.60
  6. Step 6: Final answer
    x = 59,066,962.24

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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.