Home / 27,968,124,261.92-38,595,561,055.09-15,280,587,500.00

Finding the Fourth Proportional to 27,968,124,261.92, 38,595,561,055.09 and 15,280,587,500.00

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Solution

The fourth proportional to 27,968,124,261.92, 38,595,561,055.09 and 15,280,587,500.00 is: 21,086,964,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,968,124,261.92 : 38,595,561,055.09 = 15,280,587,500.00 : x
  2. Step 2: Convert to fraction form
    27,968,124,261.92/38,595,561,055.09 = 15,280,587,500.00/x
  3. Step 3: Cross multiply
    27,968,124,261.92x = 38,595,561,055.09 × 15,280,587,500.00
  4. Step 4: Simplify right side
    27,968,124,261.92x = 589,762,847,813,656,248,320
  5. Step 5: Solve for x
    x = 589,762,847,813,656,248,320/27,968,124,261.92
  6. Step 6: Final answer
    x = 21,086,964,656.29

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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.