Home / 10,880,592,003.40-16,320,888,005.10-3,986,552,144.20

Finding the Fourth Proportional to 10,880,592,003.40, 16,320,888,005.10 and 3,986,552,144.20

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Solution

The fourth proportional to 10,880,592,003.40, 16,320,888,005.10 and 3,986,552,144.20 is: 5,979,828,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,592,003.40 : 16,320,888,005.10 = 3,986,552,144.20 : x
  2. Step 2: Convert to fraction form
    10,880,592,003.40/16,320,888,005.10 = 3,986,552,144.20/x
  3. Step 3: Cross multiply
    10,880,592,003.40x = 16,320,888,005.10 × 3,986,552,144.20
  4. Step 4: Simplify right side
    10,880,592,003.40x = 65,064,071,071,979,462,656
  5. Step 5: Solve for x
    x = 65,064,071,071,979,462,656/10,880,592,003.40
  6. Step 6: Final answer
    x = 5,979,828,216.30

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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.