Home / 147,390,817.28-220,969,734.47-73,576,714.01

Finding the Fourth Proportional to 147,390,817.28, 220,969,734.47 and 73,576,714.01

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Solution

The fourth proportional to 147,390,817.28, 220,969,734.47 and 73,576,714.01 is: 110,306,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,390,817.28 : 220,969,734.47 = 73,576,714.01 : x
  2. Step 2: Convert to fraction form
    147,390,817.28/220,969,734.47 = 73,576,714.01/x
  3. Step 3: Cross multiply
    147,390,817.28x = 220,969,734.47 × 73,576,714.01
  4. Step 4: Simplify right side
    147,390,817.28x = 16,258,226,958,149,370
  5. Step 5: Solve for x
    x = 16,258,226,958,149,370/147,390,817.28
  6. Step 6: Final answer
    x = 110,306,919.10

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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.