Home / 728,372,117.70-1,092,558,176.55-728,372,117.70

Finding the Fourth Proportional to 728,372,117.70, 1,092,558,176.55 and 728,372,117.70

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Solution

The fourth proportional to 728,372,117.70, 1,092,558,176.55 and 728,372,117.70 is: 1,092,558,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,372,117.70 : 1,092,558,176.55 = 728,372,117.70 : x
  2. Step 2: Convert to fraction form
    728,372,117.70/1,092,558,176.55 = 728,372,117.70/x
  3. Step 3: Cross multiply
    728,372,117.70x = 1,092,558,176.55 × 728,372,117.70
  4. Step 4: Simplify right side
    728,372,117.70x = 795,788,912,764,173,952
  5. Step 5: Solve for x
    x = 795,788,912,764,173,952/728,372,117.70
  6. Step 6: Final answer
    x = 1,092,558,176.55

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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.