Home / 91,920,198.09-126,846,056.43-50,103,343.17

Finding the Fourth Proportional to 91,920,198.09, 126,846,056.43 and 50,103,343.17

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Solution

The fourth proportional to 91,920,198.09, 126,846,056.43 and 50,103,343.17 is: 69,140,533.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,920,198.09 : 126,846,056.43 = 50,103,343.17 : x
  2. Step 2: Convert to fraction form
    91,920,198.09/126,846,056.43 = 50,103,343.17/x
  3. Step 3: Cross multiply
    91,920,198.09x = 126,846,056.43 × 50,103,343.17
  4. Step 4: Simplify right side
    91,920,198.09x = 6,355,411,495,073,476
  5. Step 5: Solve for x
    x = 6,355,411,495,073,476/91,920,198.09
  6. Step 6: Final answer
    x = 69,140,533.06

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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.