Home / 235,191,972.22-352,712,430.88-77,589,559.22

Finding the Fourth Proportional to 235,191,972.22, 352,712,430.88 and 77,589,559.22

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Solution

The fourth proportional to 235,191,972.22, 352,712,430.88 and 77,589,559.22 is: 116,359,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,191,972.22 : 352,712,430.88 = 77,589,559.22 : x
  2. Step 2: Convert to fraction form
    235,191,972.22/352,712,430.88 = 77,589,559.22/x
  3. Step 3: Cross multiply
    235,191,972.22x = 352,712,430.88 × 77,589,559.22
  4. Step 4: Simplify right side
    235,191,972.22x = 27,366,802,041,436,380
  5. Step 5: Solve for x
    x = 27,366,802,041,436,380/235,191,972.22
  6. Step 6: Final answer
    x = 116,359,422.40

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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.