Home / 124,547,863.34-171,876,044.84-67,261,551.18

Finding the Fourth Proportional to 124,547,863.34, 171,876,044.84 and 67,261,551.18

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Solution

The fourth proportional to 124,547,863.34, 171,876,044.84 and 67,261,551.18 is: 92,820,937.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,547,863.34 : 171,876,044.84 = 67,261,551.18 : x
  2. Step 2: Convert to fraction form
    124,547,863.34/171,876,044.84 = 67,261,551.18/x
  3. Step 3: Cross multiply
    124,547,863.34x = 171,876,044.84 × 67,261,551.18
  4. Step 4: Simplify right side
    124,547,863.34x = 11,560,649,386,285,328
  5. Step 5: Solve for x
    x = 11,560,649,386,285,328/124,547,863.34
  6. Step 6: Final answer
    x = 92,820,937.08

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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.