Home / 105,527,853.02-145,628,450.97-58,487,963.40

Finding the Fourth Proportional to 105,527,853.02, 145,628,450.97 and 58,487,963.40

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Solution

The fourth proportional to 105,527,853.02, 145,628,450.97 and 58,487,963.40 is: 80,713,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,527,853.02 : 145,628,450.97 = 58,487,963.40 : x
  2. Step 2: Convert to fraction form
    105,527,853.02/145,628,450.97 = 58,487,963.40/x
  3. Step 3: Cross multiply
    105,527,853.02x = 145,628,450.97 × 58,487,963.40
  4. Step 4: Simplify right side
    105,527,853.02x = 8,517,511,510,332,054
  5. Step 5: Solve for x
    x = 8,517,511,510,332,054/105,527,853.02
  6. Step 6: Final answer
    x = 80,713,397.14

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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.