Home / 91,453,190-126,205,540.42-49,637,270.32

Finding the Fourth Proportional to 91,453,190, 126,205,540.42 and 49,637,270.32

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Solution

The fourth proportional to 91,453,190, 126,205,540.42 and 49,637,270.32 is: 68,499,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,453,190 : 126,205,540.42 = 49,637,270.32 : x
  2. Step 2: Convert to fraction form
    91,453,190/126,205,540.42 = 49,637,270.32/x
  3. Step 3: Cross multiply
    91,453,190x = 126,205,540.42 × 49,637,270.32
  4. Step 4: Simplify right side
    91,453,190x = 6,264,498,525,709,226
  5. Step 5: Solve for x
    x = 6,264,498,525,709,226/91,453,190
  6. Step 6: Final answer
    x = 68,499,508.06

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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.