Home / 1,815,291,719.40-2,722,937,579.10-1,557,011,393.40

Finding the Fourth Proportional to 1,815,291,719.40, 2,722,937,579.10 and 1,557,011,393.40

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Solution

The fourth proportional to 1,815,291,719.40, 2,722,937,579.10 and 1,557,011,393.40 is: 2,335,517,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,291,719.40 : 2,722,937,579.10 = 1,557,011,393.40 : x
  2. Step 2: Convert to fraction form
    1,815,291,719.40/2,722,937,579.10 = 1,557,011,393.40/x
  3. Step 3: Cross multiply
    1,815,291,719.40x = 2,722,937,579.10 × 1,557,011,393.40
  4. Step 4: Simplify right side
    1,815,291,719.40x = 4,239,644,834,175,713,792
  5. Step 5: Solve for x
    x = 4,239,644,834,175,713,792/1,815,291,719.40
  6. Step 6: Final answer
    x = 2,335,517,090.10

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1.5x scale

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.