Home / 13,164,090,309.60-19,746,135,464.40-12,156,797,038.20

Finding the Fourth Proportional to 13,164,090,309.60, 19,746,135,464.40 and 12,156,797,038.20

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Solution

The fourth proportional to 13,164,090,309.60, 19,746,135,464.40 and 12,156,797,038.20 is: 18,235,195,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,090,309.60 : 19,746,135,464.40 = 12,156,797,038.20 : x
  2. Step 2: Convert to fraction form
    13,164,090,309.60/19,746,135,464.40 = 12,156,797,038.20/x
  3. Step 3: Cross multiply
    13,164,090,309.60x = 19,746,135,464.40 × 12,156,797,038.20
  4. Step 4: Simplify right side
    13,164,090,309.60x = 240,049,761,129,513,943,040
  5. Step 5: Solve for x
    x = 240,049,761,129,513,943,040/13,164,090,309.60
  6. Step 6: Final answer
    x = 18,235,195,557.30

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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.