Home / 103,589,075.10-155,383,612.65-49,841,363.10

Finding the Fourth Proportional to 103,589,075.10, 155,383,612.65 and 49,841,363.10

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Solution

The fourth proportional to 103,589,075.10, 155,383,612.65 and 49,841,363.10 is: 74,762,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,589,075.10 : 155,383,612.65 = 49,841,363.10 : x
  2. Step 2: Convert to fraction form
    103,589,075.10/155,383,612.65 = 49,841,363.10/x
  3. Step 3: Cross multiply
    103,589,075.10x = 155,383,612.65 × 49,841,363.10
  4. Step 4: Simplify right side
    103,589,075.10x = 7,744,531,057,878,404
  5. Step 5: Solve for x
    x = 7,744,531,057,878,404/103,589,075.10
  6. Step 6: Final answer
    x = 74,762,044.65

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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.