Home / 84,036,701.60-126,055,052.40-51,583,371.20

Finding the Fourth Proportional to 84,036,701.60, 126,055,052.40 and 51,583,371.20

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Solution

The fourth proportional to 84,036,701.60, 126,055,052.40 and 51,583,371.20 is: 77,375,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,036,701.60 : 126,055,052.40 = 51,583,371.20 : x
  2. Step 2: Convert to fraction form
    84,036,701.60/126,055,052.40 = 51,583,371.20/x
  3. Step 3: Cross multiply
    84,036,701.60x = 126,055,052.40 × 51,583,371.20
  4. Step 4: Simplify right side
    84,036,701.60x = 6,502,344,559,584,652
  5. Step 5: Solve for x
    x = 6,502,344,559,584,652/84,036,701.60
  6. Step 6: Final answer
    x = 77,375,056.80

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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.