Home / 13,440,479,334.30-20,166,666,510.08-7,057,514,939.74

Finding the Fourth Proportional to 13,440,479,334.30, 20,166,666,510.08 and 7,057,514,939.74

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Solution

The fourth proportional to 13,440,479,334.30, 20,166,666,510.08 and 7,057,514,939.74 is: 10,589,395,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,479,334.30 : 20,166,666,510.08 = 7,057,514,939.74 : x
  2. Step 2: Convert to fraction form
    13,440,479,334.30/20,166,666,510.08 = 7,057,514,939.74/x
  3. Step 3: Cross multiply
    13,440,479,334.30x = 20,166,666,510.08 × 7,057,514,939.74
  4. Step 4: Simplify right side
    13,440,479,334.30x = 142,326,550,179,614,687,232
  5. Step 5: Solve for x
    x = 142,326,550,179,614,687,232/13,440,479,334.30
  6. Step 6: Final answer
    x = 10,589,395,410.65

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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.