Home / 372,155,232.15-558,232,848.23-354,298,814.55

Finding the Fourth Proportional to 372,155,232.15, 558,232,848.23 and 354,298,814.55

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Solution

The fourth proportional to 372,155,232.15, 558,232,848.23 and 354,298,814.55 is: 531,448,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,155,232.15 : 558,232,848.23 = 354,298,814.55 : x
  2. Step 2: Convert to fraction form
    372,155,232.15/558,232,848.23 = 354,298,814.55/x
  3. Step 3: Cross multiply
    372,155,232.15x = 558,232,848.23 × 354,298,814.55
  4. Step 4: Simplify right side
    372,155,232.15x = 197,781,236,368,987,584
  5. Step 5: Solve for x
    x = 197,781,236,368,987,584/372,155,232.15
  6. Step 6: Final answer
    x = 531,448,221.83

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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.