Home / 103,797,895.80-143,238,574.62-57,386,956.44

Finding the Fourth Proportional to 103,797,895.80, 143,238,574.62 and 57,386,956.44

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Solution

The fourth proportional to 103,797,895.80, 143,238,574.62 and 57,386,956.44 is: 79,192,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,797,895.80 : 143,238,574.62 = 57,386,956.44 : x
  2. Step 2: Convert to fraction form
    103,797,895.80/143,238,574.62 = 57,386,956.44/x
  3. Step 3: Cross multiply
    103,797,895.80x = 143,238,574.62 × 57,386,956.44
  4. Step 4: Simplify right side
    103,797,895.80x = 8,220,025,842,245,629
  5. Step 5: Solve for x
    x = 8,220,025,842,245,629/103,797,895.80
  6. Step 6: Final answer
    x = 79,192,605.77

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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.