Home / 499,062,295.27-688,659,749.35-276,039,176.82

Finding the Fourth Proportional to 499,062,295.27, 688,659,749.35 and 276,039,176.82

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Solution

The fourth proportional to 499,062,295.27, 688,659,749.35 and 276,039,176.82 is: 380,908,500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,062,295.27 : 688,659,749.35 = 276,039,176.82 : x
  2. Step 2: Convert to fraction form
    499,062,295.27/688,659,749.35 = 276,039,176.82/x
  3. Step 3: Cross multiply
    499,062,295.27x = 688,659,749.35 × 276,039,176.82
  4. Step 4: Simplify right side
    499,062,295.27x = 190,097,070,319,641,536
  5. Step 5: Solve for x
    x = 190,097,070,319,641,536/499,062,295.27
  6. Step 6: Final answer
    x = 380,908,500.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.