Home / 135,438,516,126.15-203,023,581,378.08-63,599,431,221.51

Finding the Fourth Proportional to 135,438,516,126.15, 203,023,581,378.08 and 63,599,431,221.51

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Solution

The fourth proportional to 135,438,516,126.15, 203,023,581,378.08 and 63,599,431,221.51 is: 95,336,132,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,438,516,126.15 : 203,023,581,378.08 = 63,599,431,221.51 : x
  2. Step 2: Convert to fraction form
    135,438,516,126.15/203,023,581,378.08 = 63,599,431,221.51/x
  3. Step 3: Cross multiply
    135,438,516,126.15x = 203,023,581,378.08 × 63,599,431,221.51
  4. Step 4: Simplify right side
    135,438,516,126.15x = 12,912,184,300,199,837,958,144
  5. Step 5: Solve for x
    x = 12,912,184,300,199,837,958,144/135,438,516,126.15
  6. Step 6: Final answer
    x = 95,336,132,361.15

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Double scale
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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.