Home / 2,797,211,411.72-3,860,132,111.08-1,527,052,395.20

Finding the Fourth Proportional to 2,797,211,411.72, 3,860,132,111.08 and 1,527,052,395.20

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Solution

The fourth proportional to 2,797,211,411.72, 3,860,132,111.08 and 1,527,052,395.20 is: 2,107,321,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,211,411.72 : 3,860,132,111.08 = 1,527,052,395.20 : x
  2. Step 2: Convert to fraction form
    2,797,211,411.72/3,860,132,111.08 = 1,527,052,395.20/x
  3. Step 3: Cross multiply
    2,797,211,411.72x = 3,860,132,111.08 × 1,527,052,395.20
  4. Step 4: Simplify right side
    2,797,211,411.72x = 5,894,623,986,018,979,840
  5. Step 5: Solve for x
    x = 5,894,623,986,018,979,840/2,797,211,411.72
  6. Step 6: Final answer
    x = 2,107,321,585.11

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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.