Home / 57,221,420.70-85,832,131.05-50,950,854.30

Finding the Fourth Proportional to 57,221,420.70, 85,832,131.05 and 50,950,854.30

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Solution

The fourth proportional to 57,221,420.70, 85,832,131.05 and 50,950,854.30 is: 76,426,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,221,420.70 : 85,832,131.05 = 50,950,854.30 : x
  2. Step 2: Convert to fraction form
    57,221,420.70/85,832,131.05 = 50,950,854.30/x
  3. Step 3: Cross multiply
    57,221,420.70x = 85,832,131.05 × 50,950,854.30
  4. Step 4: Simplify right side
    57,221,420.70x = 4,373,220,403,387,055.50
  5. Step 5: Solve for x
    x = 4,373,220,403,387,055.50/57,221,420.70
  6. Step 6: Final answer
    x = 76,426,281.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.