Home / 105,527,898.24-145,628,513.39-58,488,008.69

Finding the Fourth Proportional to 105,527,898.24, 145,628,513.39 and 58,488,008.69

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Solution

The fourth proportional to 105,527,898.24, 145,628,513.39 and 58,488,008.69 is: 80,713,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,527,898.24 : 145,628,513.39 = 58,488,008.69 : x
  2. Step 2: Convert to fraction form
    105,527,898.24/145,628,513.39 = 58,488,008.69/x
  3. Step 3: Cross multiply
    105,527,898.24x = 145,628,513.39 × 58,488,008.69
  4. Step 4: Simplify right side
    105,527,898.24x = 8,517,521,757,010,786
  5. Step 5: Solve for x
    x = 8,517,521,757,010,786/105,527,898.24
  6. Step 6: Final answer
    x = 80,713,459.65

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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.