Home / 386,331,102.60-533,275,597.35-229,697,835.92

Finding the Fourth Proportional to 386,331,102.60, 533,275,597.35 and 229,697,835.92

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Solution

The fourth proportional to 386,331,102.60, 533,275,597.35 and 229,697,835.92 is: 317,065,464.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,331,102.60 : 533,275,597.35 = 229,697,835.92 : x
  2. Step 2: Convert to fraction form
    386,331,102.60/533,275,597.35 = 229,697,835.92/x
  3. Step 3: Cross multiply
    386,331,102.60x = 533,275,597.35 × 229,697,835.92
  4. Step 4: Simplify right side
    386,331,102.60x = 122,492,250,657,573,904
  5. Step 5: Solve for x
    x = 122,492,250,657,573,904/386,331,102.60
  6. Step 6: Final answer
    x = 317,065,464.92

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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.