Home / 114,204,948.66-157,603,029.12-61,994,019.78

Finding the Fourth Proportional to 114,204,948.66, 157,603,029.12 and 61,994,019.78

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Solution

The fourth proportional to 114,204,948.66, 157,603,029.12 and 61,994,019.78 is: 85,551,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,204,948.66 : 157,603,029.12 = 61,994,019.78 : x
  2. Step 2: Convert to fraction form
    114,204,948.66/157,603,029.12 = 61,994,019.78/x
  3. Step 3: Cross multiply
    114,204,948.66x = 157,603,029.12 × 61,994,019.78
  4. Step 4: Simplify right side
    114,204,948.66x = 9,770,445,304,653,196
  5. Step 5: Solve for x
    x = 9,770,445,304,653,196/114,204,948.66
  6. Step 6: Final answer
    x = 85,551,855.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.