Home / 1,213,811,180.44-1,675,059,412.84-656,894,227.50

Finding the Fourth Proportional to 1,213,811,180.44, 1,675,059,412.84 and 656,894,227.50

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Solution

The fourth proportional to 1,213,811,180.44, 1,675,059,412.84 and 656,894,227.50 is: 906,514,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,811,180.44 : 1,675,059,412.84 = 656,894,227.50 : x
  2. Step 2: Convert to fraction form
    1,213,811,180.44/1,675,059,412.84 = 656,894,227.50/x
  3. Step 3: Cross multiply
    1,213,811,180.44x = 1,675,059,412.84 × 656,894,227.50
  4. Step 4: Simplify right side
    1,213,811,180.44x = 1,100,336,859,017,216,896
  5. Step 5: Solve for x
    x = 1,100,336,859,017,216,896/1,213,811,180.44
  6. Step 6: Final answer
    x = 906,514,025.20

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.