Home / 315,297,337.77-435,101,896.08-174,165,520.68

Finding the Fourth Proportional to 315,297,337.77, 435,101,896.08 and 174,165,520.68

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Solution

The fourth proportional to 315,297,337.77, 435,101,896.08 and 174,165,520.68 is: 240,343,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,297,337.77 : 435,101,896.08 = 174,165,520.68 : x
  2. Step 2: Convert to fraction form
    315,297,337.77/435,101,896.08 = 174,165,520.68/x
  3. Step 3: Cross multiply
    315,297,337.77x = 435,101,896.08 × 174,165,520.68
  4. Step 4: Simplify right side
    315,297,337.77x = 75,779,748,279,628,448
  5. Step 5: Solve for x
    x = 75,779,748,279,628,448/315,297,337.77
  6. Step 6: Final answer
    x = 240,343,761.91

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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.