Home / 1,120,031,996.80-1,680,047,995.20-733,048,470.40

Finding the Fourth Proportional to 1,120,031,996.80, 1,680,047,995.20 and 733,048,470.40

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Solution

The fourth proportional to 1,120,031,996.80, 1,680,047,995.20 and 733,048,470.40 is: 1,099,572,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,031,996.80 : 1,680,047,995.20 = 733,048,470.40 : x
  2. Step 2: Convert to fraction form
    1,120,031,996.80/1,680,047,995.20 = 733,048,470.40/x
  3. Step 3: Cross multiply
    1,120,031,996.80x = 1,680,047,995.20 × 733,048,470.40
  4. Step 4: Simplify right side
    1,120,031,996.80x = 1,231,556,613,079,946,496
  5. Step 5: Solve for x
    x = 1,231,556,613,079,946,496/1,120,031,996.80
  6. Step 6: Final answer
    x = 1,099,572,705.60

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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.