Home / 207,200,127.60-310,912,165.80-92,202,418.80

Finding the Fourth Proportional to 207,200,127.60, 310,912,165.80 and 92,202,418.80

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Solution

The fourth proportional to 207,200,127.60, 310,912,165.80 and 92,202,418.80 is: 138,353,455.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,200,127.60 : 310,912,165.80 = 92,202,418.80 : x
  2. Step 2: Convert to fraction form
    207,200,127.60/310,912,165.80 = 92,202,418.80/x
  3. Step 3: Cross multiply
    207,200,127.60x = 310,912,165.80 × 92,202,418.80
  4. Step 4: Simplify right side
    207,200,127.60x = 28,666,853,721,106,636
  5. Step 5: Solve for x
    x = 28,666,853,721,106,636/207,200,127.60
  6. Step 6: Final answer
    x = 138,353,455.92

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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.