Home / 147,153,291.60-220,722,599.87-55,030,256.89

Finding the Fourth Proportional to 147,153,291.60, 220,722,599.87 and 55,030,256.89

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Solution

The fourth proportional to 147,153,291.60, 220,722,599.87 and 55,030,256.89 is: 82,542,641.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,153,291.60 : 220,722,599.87 = 55,030,256.89 : x
  2. Step 2: Convert to fraction form
    147,153,291.60/220,722,599.87 = 55,030,256.89/x
  3. Step 3: Cross multiply
    147,153,291.60x = 220,722,599.87 × 55,030,256.89
  4. Step 4: Simplify right side
    147,153,291.60x = 12,146,421,371,654,736
  5. Step 5: Solve for x
    x = 12,146,421,371,654,736/147,153,291.60
  6. Step 6: Final answer
    x = 82,542,641.35

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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.