Home / 1,878,562,315.28-2,815,392,201.30-1,049,482,468.82

Finding the Fourth Proportional to 1,878,562,315.28, 2,815,392,201.30 and 1,049,482,468.82

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Solution

The fourth proportional to 1,878,562,315.28, 2,815,392,201.30 and 1,049,482,468.82 is: 1,572,854,269.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,562,315.28 : 2,815,392,201.30 = 1,049,482,468.82 : x
  2. Step 2: Convert to fraction form
    1,878,562,315.28/2,815,392,201.30 = 1,049,482,468.82/x
  3. Step 3: Cross multiply
    1,878,562,315.28x = 2,815,392,201.30 × 1,049,482,468.82
  4. Step 4: Simplify right side
    1,878,562,315.28x = 2,954,704,758,123,937,280
  5. Step 5: Solve for x
    x = 2,954,704,758,123,937,280/1,878,562,315.28
  6. Step 6: Final answer
    x = 1,572,854,269.51

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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.