Home / 235,191,950.12-352,712,397.82-77,589,537.11

Finding the Fourth Proportional to 235,191,950.12, 352,712,397.82 and 77,589,537.11

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Solution

The fourth proportional to 235,191,950.12, 352,712,397.82 and 77,589,537.11 is: 116,359,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,191,950.12 : 352,712,397.82 = 77,589,537.11 : x
  2. Step 2: Convert to fraction form
    235,191,950.12/352,712,397.82 = 77,589,537.11/x
  3. Step 3: Cross multiply
    235,191,950.12x = 352,712,397.82 × 77,589,537.11
  4. Step 4: Simplify right side
    235,191,950.12x = 27,366,791,679,424,024
  5. Step 5: Solve for x
    x = 27,366,791,679,424,024/235,191,950.12
  6. Step 6: Final answer
    x = 116,359,389.28

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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.