Home / 147,744,010.60-221,616,015.90-140,689,623.40

Finding the Fourth Proportional to 147,744,010.60, 221,616,015.90 and 140,689,623.40

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Solution

The fourth proportional to 147,744,010.60, 221,616,015.90 and 140,689,623.40 is: 211,034,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,010.60 : 221,616,015.90 = 140,689,623.40 : x
  2. Step 2: Convert to fraction form
    147,744,010.60/221,616,015.90 = 140,689,623.40/x
  3. Step 3: Cross multiply
    147,744,010.60x = 221,616,015.90 × 140,689,623.40
  4. Step 4: Simplify right side
    147,744,010.60x = 31,179,073,816,379,416
  5. Step 5: Solve for x
    x = 31,179,073,816,379,416/147,744,010.60
  6. Step 6: Final answer
    x = 211,034,435.10

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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.