Home / 543,847,712,866.29-750,512,177,028.51-296,655,378,415.20

Finding the Fourth Proportional to 543,847,712,866.29, 750,512,177,028.51 and 296,655,378,415.20

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Solution

The fourth proportional to 543,847,712,866.29, 750,512,177,028.51 and 296,655,378,415.20 is: 409,385,694,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,847,712,866.29 : 750,512,177,028.51 = 296,655,378,415.20 : x
  2. Step 2: Convert to fraction form
    543,847,712,866.29/750,512,177,028.51 = 296,655,378,415.20/x
  3. Step 3: Cross multiply
    543,847,712,866.29x = 750,512,177,028.51 × 296,655,378,415.20
  4. Step 4: Simplify right side
    543,847,712,866.29x = 222,643,473,881,608,212,185,088
  5. Step 5: Solve for x
    x = 222,643,473,881,608,212,185,088/543,847,712,866.29
  6. Step 6: Final answer
    x = 409,385,694,955.29

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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.