Home / 200,202,445.80-300,303,668.70-157,204,276.20

Finding the Fourth Proportional to 200,202,445.80, 300,303,668.70 and 157,204,276.20

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Solution

The fourth proportional to 200,202,445.80, 300,303,668.70 and 157,204,276.20 is: 235,806,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,202,445.80 : 300,303,668.70 = 157,204,276.20 : x
  2. Step 2: Convert to fraction form
    200,202,445.80/300,303,668.70 = 157,204,276.20/x
  3. Step 3: Cross multiply
    200,202,445.80x = 300,303,668.70 × 157,204,276.20
  4. Step 4: Simplify right side
    200,202,445.80x = 47,209,020,878,188,088
  5. Step 5: Solve for x
    x = 47,209,020,878,188,088/200,202,445.80
  6. Step 6: Final answer
    x = 235,806,414.30

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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.