Home / 91,920,198.84-126,846,057.47-50,103,343.92

Finding the Fourth Proportional to 91,920,198.84, 126,846,057.47 and 50,103,343.92

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Solution

The fourth proportional to 91,920,198.84, 126,846,057.47 and 50,103,343.92 is: 69,140,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,920,198.84 : 126,846,057.47 = 50,103,343.92 : x
  2. Step 2: Convert to fraction form
    91,920,198.84/126,846,057.47 = 50,103,343.92/x
  3. Step 3: Cross multiply
    91,920,198.84x = 126,846,057.47 × 50,103,343.92
  4. Step 4: Simplify right side
    91,920,198.84x = 6,355,411,642,064,979
  5. Step 5: Solve for x
    x = 6,355,411,642,064,979/91,920,198.84
  6. Step 6: Final answer
    x = 69,140,534.10

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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.