Home / 141,267,165.49-194,950,954.64-77,690,017.15

Finding the Fourth Proportional to 141,267,165.49, 194,950,954.64 and 77,690,017.15

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Solution

The fourth proportional to 141,267,165.49, 194,950,954.64 and 77,690,017.15 is: 107,213,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,267,165.49 : 194,950,954.64 = 77,690,017.15 : x
  2. Step 2: Convert to fraction form
    141,267,165.49/194,950,954.64 = 77,690,017.15/x
  3. Step 3: Cross multiply
    141,267,165.49x = 194,950,954.64 × 77,690,017.15
  4. Step 4: Simplify right side
    141,267,165.49x = 15,145,743,009,097,320
  5. Step 5: Solve for x
    x = 15,145,743,009,097,320/141,267,165.49
  6. Step 6: Final answer
    x = 107,213,470.00

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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.