Home / 1,449,252,005.80-2,173,878,008.70-1,351,679,438.20

Finding the Fourth Proportional to 1,449,252,005.80, 2,173,878,008.70 and 1,351,679,438.20

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Solution

The fourth proportional to 1,449,252,005.80, 2,173,878,008.70 and 1,351,679,438.20 is: 2,027,519,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,252,005.80 : 2,173,878,008.70 = 1,351,679,438.20 : x
  2. Step 2: Convert to fraction form
    1,449,252,005.80/2,173,878,008.70 = 1,351,679,438.20/x
  3. Step 3: Cross multiply
    1,449,252,005.80x = 2,173,878,008.70 × 1,351,679,438.20
  4. Step 4: Simplify right side
    1,449,252,005.80x = 2,938,386,205,514,950,656
  5. Step 5: Solve for x
    x = 2,938,386,205,514,950,656/1,449,252,005.80
  6. Step 6: Final answer
    x = 2,027,519,157.30

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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.