Home / 229,976,269.20-344,964,403.80-148,346,931.60

Finding the Fourth Proportional to 229,976,269.20, 344,964,403.80 and 148,346,931.60

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Solution

The fourth proportional to 229,976,269.20, 344,964,403.80 and 148,346,931.60 is: 222,520,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,976,269.20 : 344,964,403.80 = 148,346,931.60 : x
  2. Step 2: Convert to fraction form
    229,976,269.20/344,964,403.80 = 148,346,931.60/x
  3. Step 3: Cross multiply
    229,976,269.20x = 344,964,403.80 × 148,346,931.60
  4. Step 4: Simplify right side
    229,976,269.20x = 51,174,410,814,953,376
  5. Step 5: Solve for x
    x = 51,174,410,814,953,376/229,976,269.20
  6. Step 6: Final answer
    x = 222,520,397.40

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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.