Home / 65,220,144.15-90,004,916.97-35,852,714.49

Finding the Fourth Proportional to 65,220,144.15, 90,004,916.97 and 35,852,714.49

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Solution

The fourth proportional to 65,220,144.15, 90,004,916.97 and 35,852,714.49 is: 49,477,360.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,220,144.15 : 90,004,916.97 = 35,852,714.49 : x
  2. Step 2: Convert to fraction form
    65,220,144.15/90,004,916.97 = 35,852,714.49/x
  3. Step 3: Cross multiply
    65,220,144.15x = 90,004,916.97 × 35,852,714.49
  4. Step 4: Simplify right side
    65,220,144.15x = 3,226,920,590,821,566
  5. Step 5: Solve for x
    x = 3,226,920,590,821,566/65,220,144.15
  6. Step 6: Final answer
    x = 49,477,360.61

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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.