Home / 147,622,803.60-221,434,205.40-101,706,301.20

Finding the Fourth Proportional to 147,622,803.60, 221,434,205.40 and 101,706,301.20

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Solution

The fourth proportional to 147,622,803.60, 221,434,205.40 and 101,706,301.20 is: 152,559,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,803.60 : 221,434,205.40 = 101,706,301.20 : x
  2. Step 2: Convert to fraction form
    147,622,803.60/221,434,205.40 = 101,706,301.20/x
  3. Step 3: Cross multiply
    147,622,803.60x = 221,434,205.40 × 101,706,301.20
  4. Step 4: Simplify right side
    147,622,803.60x = 22,521,253,990,395,068
  5. Step 5: Solve for x
    x = 22,521,253,990,395,068/147,622,803.60
  6. Step 6: Final answer
    x = 152,559,451.80

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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.