Home / 90,291,377.70-135,437,066.55-22,134,069.45

Finding the Fourth Proportional to 90,291,377.70, 135,437,066.55 and 22,134,069.45

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Solution

The fourth proportional to 90,291,377.70, 135,437,066.55 and 22,134,069.45 is: 33,201,104.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,291,377.70 : 135,437,066.55 = 22,134,069.45 : x
  2. Step 2: Convert to fraction form
    90,291,377.70/135,437,066.55 = 22,134,069.45/x
  3. Step 3: Cross multiply
    90,291,377.70x = 135,437,066.55 × 22,134,069.45
  4. Step 4: Simplify right side
    90,291,377.70x = 2,997,773,437,121,972
  5. Step 5: Solve for x
    x = 2,997,773,437,121,972/90,291,377.70
  6. Step 6: Final answer
    x = 33,201,104.18

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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.