Home / 712,421,100.01-983,177,404.82-410,894,279.27

Finding the Fourth Proportional to 712,421,100.01, 983,177,404.82 and 410,894,279.27

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Solution

The fourth proportional to 712,421,100.01, 983,177,404.82 and 410,894,279.27 is: 567,055,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,421,100.01 : 983,177,404.82 = 410,894,279.27 : x
  2. Step 2: Convert to fraction form
    712,421,100.01/983,177,404.82 = 410,894,279.27/x
  3. Step 3: Cross multiply
    712,421,100.01x = 983,177,404.82 × 410,894,279.27
  4. Step 4: Simplify right side
    712,421,100.01x = 403,981,971,148,062,912
  5. Step 5: Solve for x
    x = 403,981,971,148,062,912/712,421,100.01
  6. Step 6: Final answer
    x = 567,055,034.08

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1.5x scale

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.