Home / 218,074,980.60-326,793,606.30-185,550,791.40

Finding the Fourth Proportional to 218,074,980.60, 326,793,606.30 and 185,550,791.40

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Solution

The fourth proportional to 218,074,980.60, 326,793,606.30 and 185,550,791.40 is: 278,054,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,074,980.60 : 326,793,606.30 = 185,550,791.40 : x
  2. Step 2: Convert to fraction form
    218,074,980.60/326,793,606.30 = 185,550,791.40/x
  3. Step 3: Cross multiply
    218,074,980.60x = 326,793,606.30 × 185,550,791.40
  4. Step 4: Simplify right side
    218,074,980.60x = 60,636,812,273,425,032
  5. Step 5: Solve for x
    x = 60,636,812,273,425,032/218,074,980.60
  6. Step 6: Final answer
    x = 278,054,878.68

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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.