Home / 262,008,077.60-393,012,116.40-236,498,909.60

Finding the Fourth Proportional to 262,008,077.60, 393,012,116.40 and 236,498,909.60

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Solution

The fourth proportional to 262,008,077.60, 393,012,116.40 and 236,498,909.60 is: 354,748,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,008,077.60 : 393,012,116.40 = 236,498,909.60 : x
  2. Step 2: Convert to fraction form
    262,008,077.60/393,012,116.40 = 236,498,909.60/x
  3. Step 3: Cross multiply
    262,008,077.60x = 393,012,116.40 × 236,498,909.60
  4. Step 4: Simplify right side
    262,008,077.60x = 92,946,936,988,188,272
  5. Step 5: Solve for x
    x = 92,946,936,988,188,272/262,008,077.60
  6. Step 6: Final answer
    x = 354,748,364.40

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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.