Home / 1,866,726,533.84-2,799,726,544.28-538,661,204.72

Finding the Fourth Proportional to 1,866,726,533.84, 2,799,726,544.28 and 538,661,204.72

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Solution

The fourth proportional to 1,866,726,533.84, 2,799,726,544.28 and 538,661,204.72 is: 807,886,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,726,533.84 : 2,799,726,544.28 = 538,661,204.72 : x
  2. Step 2: Convert to fraction form
    1,866,726,533.84/2,799,726,544.28 = 538,661,204.72/x
  3. Step 3: Cross multiply
    1,866,726,533.84x = 2,799,726,544.28 × 538,661,204.72
  4. Step 4: Simplify right side
    1,866,726,533.84x = 1,508,104,073,228,427,520
  5. Step 5: Solve for x
    x = 1,508,104,073,228,427,520/1,866,726,533.84
  6. Step 6: Final answer
    x = 807,886,986.06

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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.