Home / 147,622,110.30-221,433,165.45-70,926,644.70

Finding the Fourth Proportional to 147,622,110.30, 221,433,165.45 and 70,926,644.70

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Solution

The fourth proportional to 147,622,110.30, 221,433,165.45 and 70,926,644.70 is: 106,389,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,110.30 : 221,433,165.45 = 70,926,644.70 : x
  2. Step 2: Convert to fraction form
    147,622,110.30/221,433,165.45 = 70,926,644.70/x
  3. Step 3: Cross multiply
    147,622,110.30x = 221,433,165.45 × 70,926,644.70
  4. Step 4: Simplify right side
    147,622,110.30x = 15,705,511,450,668,466
  5. Step 5: Solve for x
    x = 15,705,511,450,668,466/147,622,110.30
  6. Step 6: Final answer
    x = 106,389,967.05

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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.