Home / 558,863,986.60-838,295,979.90-195,320,434.60

Finding the Fourth Proportional to 558,863,986.60, 838,295,979.90 and 195,320,434.60

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Solution

The fourth proportional to 558,863,986.60, 838,295,979.90 and 195,320,434.60 is: 292,980,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,863,986.60 : 838,295,979.90 = 195,320,434.60 : x
  2. Step 2: Convert to fraction form
    558,863,986.60/838,295,979.90 = 195,320,434.60/x
  3. Step 3: Cross multiply
    558,863,986.60x = 838,295,979.90 × 195,320,434.60
  4. Step 4: Simplify right side
    558,863,986.60x = 163,736,335,117,500,864
  5. Step 5: Solve for x
    x = 163,736,335,117,500,864/558,863,986.60
  6. Step 6: Final answer
    x = 292,980,651.90

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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.