Home / 916,385,585.56-1,264,653,751.19-540,058,056.28

Finding the Fourth Proportional to 916,385,585.56, 1,264,653,751.19 and 540,058,056.28

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Solution

The fourth proportional to 916,385,585.56, 1,264,653,751.19 and 540,058,056.28 is: 745,304,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,385,585.56 : 1,264,653,751.19 = 540,058,056.28 : x
  2. Step 2: Convert to fraction form
    916,385,585.56/1,264,653,751.19 = 540,058,056.28/x
  3. Step 3: Cross multiply
    916,385,585.56x = 1,264,653,751.19 × 540,058,056.28
  4. Step 4: Simplify right side
    916,385,585.56x = 682,986,446,729,045,376
  5. Step 5: Solve for x
    x = 682,986,446,729,045,376/916,385,585.56
  6. Step 6: Final answer
    x = 745,304,659.41

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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.