Home / 223,864,764.30-335,797,146.45-78,249,930.30

Finding the Fourth Proportional to 223,864,764.30, 335,797,146.45 and 78,249,930.30

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Solution

The fourth proportional to 223,864,764.30, 335,797,146.45 and 78,249,930.30 is: 117,374,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,864,764.30 : 335,797,146.45 = 78,249,930.30 : x
  2. Step 2: Convert to fraction form
    223,864,764.30/335,797,146.45 = 78,249,930.30/x
  3. Step 3: Cross multiply
    223,864,764.30x = 335,797,146.45 × 78,249,930.30
  4. Step 4: Simplify right side
    223,864,764.30x = 26,276,103,304,651,392
  5. Step 5: Solve for x
    x = 26,276,103,304,651,392/223,864,764.30
  6. Step 6: Final answer
    x = 117,374,895.45

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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.