Home / 113,027,411.43-155,933,314.61-65,311,136.52

Finding the Fourth Proportional to 113,027,411.43, 155,933,314.61 and 65,311,136.52

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Solution

The fourth proportional to 113,027,411.43, 155,933,314.61 and 65,311,136.52 is: 90,103,647.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,027,411.43 : 155,933,314.61 = 65,311,136.52 : x
  2. Step 2: Convert to fraction form
    113,027,411.43/155,933,314.61 = 65,311,136.52/x
  3. Step 3: Cross multiply
    113,027,411.43x = 155,933,314.61 × 65,311,136.52
  4. Step 4: Simplify right side
    113,027,411.43x = 10,184,181,998,509,822
  5. Step 5: Solve for x
    x = 10,184,181,998,509,822/113,027,411.43
  6. Step 6: Final answer
    x = 90,103,647.16

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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.