Home / 90,099,252.32-124,340,316.57-50,938,693.61

Finding the Fourth Proportional to 90,099,252.32, 124,340,316.57 and 50,938,693.61

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Solution

The fourth proportional to 90,099,252.32, 124,340,316.57 and 50,938,693.61 is: 70,297,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,099,252.32 : 124,340,316.57 = 50,938,693.61 : x
  2. Step 2: Convert to fraction form
    90,099,252.32/124,340,316.57 = 50,938,693.61/x
  3. Step 3: Cross multiply
    90,099,252.32x = 124,340,316.57 × 50,938,693.61
  4. Step 4: Simplify right side
    90,099,252.32x = 6,333,733,288,507,934
  5. Step 5: Solve for x
    x = 6,333,733,288,507,934/90,099,252.32
  6. Step 6: Final answer
    x = 70,297,290.22

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1.5x scale

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.