Home / 1,197,543,616.80-1,796,315,425.20-679,773,991.20

Finding the Fourth Proportional to 1,197,543,616.80, 1,796,315,425.20 and 679,773,991.20

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Solution

The fourth proportional to 1,197,543,616.80, 1,796,315,425.20 and 679,773,991.20 is: 1,019,660,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,543,616.80 : 1,796,315,425.20 = 679,773,991.20 : x
  2. Step 2: Convert to fraction form
    1,197,543,616.80/1,796,315,425.20 = 679,773,991.20/x
  3. Step 3: Cross multiply
    1,197,543,616.80x = 1,796,315,425.20 × 679,773,991.20
  4. Step 4: Simplify right side
    1,197,543,616.80x = 1,221,088,506,042,329,088
  5. Step 5: Solve for x
    x = 1,221,088,506,042,329,088/1,197,543,616.80
  6. Step 6: Final answer
    x = 1,019,660,986.80

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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.