Home / 122,474,714.40-183,712,071.60-83,675,584.80

Finding the Fourth Proportional to 122,474,714.40, 183,712,071.60 and 83,675,584.80

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Solution

The fourth proportional to 122,474,714.40, 183,712,071.60 and 83,675,584.80 is: 125,513,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,474,714.40 : 183,712,071.60 = 83,675,584.80 : x
  2. Step 2: Convert to fraction form
    122,474,714.40/183,712,071.60 = 83,675,584.80/x
  3. Step 3: Cross multiply
    122,474,714.40x = 183,712,071.60 × 83,675,584.80
  4. Step 4: Simplify right side
    122,474,714.40x = 15,372,215,025,949,470
  5. Step 5: Solve for x
    x = 15,372,215,025,949,470/122,474,714.40
  6. Step 6: Final answer
    x = 125,513,377.20

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1.5x scale

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.