Home / 105,527,908.46-145,628,527.49-58,488,018.91

Finding the Fourth Proportional to 105,527,908.46, 145,628,527.49 and 58,488,018.91

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Solution

The fourth proportional to 105,527,908.46, 145,628,527.49 and 58,488,018.91 is: 80,713,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,527,908.46 : 145,628,527.49 = 58,488,018.91 : x
  2. Step 2: Convert to fraction form
    105,527,908.46/145,628,527.49 = 58,488,018.91/x
  3. Step 3: Cross multiply
    105,527,908.46x = 145,628,527.49 × 58,488,018.91
  4. Step 4: Simplify right side
    105,527,908.46x = 8,517,524,069,452,724
  5. Step 5: Solve for x
    x = 8,517,524,069,452,724/105,527,908.46
  6. Step 6: Final answer
    x = 80,713,473.75

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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.