Home / 105,058,216.88-157,826,473.76-76,001,680.20

Finding the Fourth Proportional to 105,058,216.88, 157,826,473.76 and 76,001,680.20

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Solution

The fourth proportional to 105,058,216.88, 157,826,473.76 and 76,001,680.20 is: 114,175,526.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,058,216.88 : 157,826,473.76 = 76,001,680.20 : x
  2. Step 2: Convert to fraction form
    105,058,216.88/157,826,473.76 = 76,001,680.20/x
  3. Step 3: Cross multiply
    105,058,216.88x = 157,826,473.76 × 76,001,680.20
  4. Step 4: Simplify right side
    105,058,216.88x = 11,995,077,185,801,212
  5. Step 5: Solve for x
    x = 11,995,077,185,801,212/105,058,216.88
  6. Step 6: Final answer
    x = 114,175,526.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.