Home / 453,949,777.44-681,020,310.96-147,217,973.04

Finding the Fourth Proportional to 453,949,777.44, 681,020,310.96 and 147,217,973.04

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Solution

The fourth proportional to 453,949,777.44, 681,020,310.96 and 147,217,973.04 is: 220,857,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,949,777.44 : 681,020,310.96 = 147,217,973.04 : x
  2. Step 2: Convert to fraction form
    453,949,777.44/681,020,310.96 = 147,217,973.04/x
  3. Step 3: Cross multiply
    453,949,777.44x = 681,020,310.96 × 147,217,973.04
  4. Step 4: Simplify right side
    453,949,777.44x = 100,258,429,778,601,696
  5. Step 5: Solve for x
    x = 100,258,429,778,601,696/453,949,777.44
  6. Step 6: Final answer
    x = 220,857,977.60

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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.