Home / 1,119,747,996.80-1,679,621,995.20-1,074,398,364.80

Finding the Fourth Proportional to 1,119,747,996.80, 1,679,621,995.20 and 1,074,398,364.80

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Solution

The fourth proportional to 1,119,747,996.80, 1,679,621,995.20 and 1,074,398,364.80 is: 1,611,597,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,747,996.80 : 1,679,621,995.20 = 1,074,398,364.80 : x
  2. Step 2: Convert to fraction form
    1,119,747,996.80/1,679,621,995.20 = 1,074,398,364.80/x
  3. Step 3: Cross multiply
    1,119,747,996.80x = 1,679,621,995.20 × 1,074,398,364.80
  4. Step 4: Simplify right side
    1,119,747,996.80x = 1,804,583,125,124,993,536
  5. Step 5: Solve for x
    x = 1,804,583,125,124,993,536/1,119,747,996.80
  6. Step 6: Final answer
    x = 1,611,597,547.20

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Double scale
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Similar ratio
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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.