Home / 147,744,673.60-221,617,010.40-71,217,169.60

Finding the Fourth Proportional to 147,744,673.60, 221,617,010.40 and 71,217,169.60

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Solution

The fourth proportional to 147,744,673.60, 221,617,010.40 and 71,217,169.60 is: 106,825,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,673.60 : 221,617,010.40 = 71,217,169.60 : x
  2. Step 2: Convert to fraction form
    147,744,673.60/221,617,010.40 = 71,217,169.60/x
  3. Step 3: Cross multiply
    147,744,673.60x = 221,617,010.40 × 71,217,169.60
  4. Step 4: Simplify right side
    147,744,673.60x = 15,782,936,215,901,762
  5. Step 5: Solve for x
    x = 15,782,936,215,901,762/147,744,673.60
  6. Step 6: Final answer
    x = 106,825,754.40

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1.5x scale

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.