Home / 91,896,944.03-126,817,785.38-50,643,836.41

Finding the Fourth Proportional to 91,896,944.03, 126,817,785.38 and 50,643,836.41

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Solution

The fourth proportional to 91,896,944.03, 126,817,785.38 and 50,643,836.41 is: 69,888,495.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,896,944.03 : 126,817,785.38 = 50,643,836.41 : x
  2. Step 2: Convert to fraction form
    91,896,944.03/126,817,785.38 = 50,643,836.41/x
  3. Step 3: Cross multiply
    91,896,944.03x = 126,817,785.38 × 50,643,836.41
  4. Step 4: Simplify right side
    91,896,944.03x = 6,422,539,176,663,209
  5. Step 5: Solve for x
    x = 6,422,539,176,663,209/91,896,944.03
  6. Step 6: Final answer
    x = 69,888,495.69

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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.