Home / 1,120,681,816.80-1,681,022,725.20-604,121,164.80

Finding the Fourth Proportional to 1,120,681,816.80, 1,681,022,725.20 and 604,121,164.80

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Solution

The fourth proportional to 1,120,681,816.80, 1,681,022,725.20 and 604,121,164.80 is: 906,181,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,681,816.80 : 1,681,022,725.20 = 604,121,164.80 : x
  2. Step 2: Convert to fraction form
    1,120,681,816.80/1,681,022,725.20 = 604,121,164.80/x
  3. Step 3: Cross multiply
    1,120,681,816.80x = 1,681,022,725.20 × 604,121,164.80
  4. Step 4: Simplify right side
    1,120,681,816.80x = 1,015,541,406,803,094,272
  5. Step 5: Solve for x
    x = 1,015,541,406,803,094,272/1,120,681,816.80
  6. Step 6: Final answer
    x = 906,181,747.20

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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.