Home / 179,058,017.80-268,587,026.70-124,638,459.40

Finding the Fourth Proportional to 179,058,017.80, 268,587,026.70 and 124,638,459.40

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Solution

The fourth proportional to 179,058,017.80, 268,587,026.70 and 124,638,459.40 is: 186,957,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,058,017.80 : 268,587,026.70 = 124,638,459.40 : x
  2. Step 2: Convert to fraction form
    179,058,017.80/268,587,026.70 = 124,638,459.40/x
  3. Step 3: Cross multiply
    179,058,017.80x = 268,587,026.70 × 124,638,459.40
  4. Step 4: Simplify right side
    179,058,017.80x = 33,476,273,222,714,668
  5. Step 5: Solve for x
    x = 33,476,273,222,714,668/179,058,017.80
  6. Step 6: Final answer
    x = 186,957,689.10

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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.