Home / 254,234,823.60-381,402,001.80-108,668,103.60

Finding the Fourth Proportional to 254,234,823.60, 381,402,001.80 and 108,668,103.60

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Solution

The fourth proportional to 254,234,823.60, 381,402,001.80 and 108,668,103.60 is: 163,023,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,234,823.60 : 381,402,001.80 = 108,668,103.60 : x
  2. Step 2: Convert to fraction form
    254,234,823.60/381,402,001.80 = 108,668,103.60/x
  3. Step 3: Cross multiply
    254,234,823.60x = 381,402,001.80 × 108,668,103.60
  4. Step 4: Simplify right side
    254,234,823.60x = 41,446,232,244,849,784
  5. Step 5: Solve for x
    x = 41,446,232,244,849,784/254,234,823.60
  6. Step 6: Final answer
    x = 163,023,427.15

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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.