Home / 543,847,712,867.27-750,512,177,029.89-296,655,378,416.13

Finding the Fourth Proportional to 543,847,712,867.27, 750,512,177,029.89 and 296,655,378,416.13

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Solution

The fourth proportional to 543,847,712,867.27, 750,512,177,029.89 and 296,655,378,416.13 is: 409,385,694,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,847,712,867.27 : 750,512,177,029.89 = 296,655,378,416.13 : x
  2. Step 2: Convert to fraction form
    543,847,712,867.27/750,512,177,029.89 = 296,655,378,416.13/x
  3. Step 3: Cross multiply
    543,847,712,867.27x = 750,512,177,029.89 × 296,655,378,416.13
  4. Step 4: Simplify right side
    543,847,712,867.27x = 222,643,473,882,715,575,549,952
  5. Step 5: Solve for x
    x = 222,643,473,882,715,575,549,952/543,847,712,867.27
  6. Step 6: Final answer
    x = 409,385,694,956.58

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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.