Home / 117,608,315.96-162,292,809.87-65,396,230.72

Finding the Fourth Proportional to 117,608,315.96, 162,292,809.87 and 65,396,230.72

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Solution

The fourth proportional to 117,608,315.96, 162,292,809.87 and 65,396,230.72 is: 90,243,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,608,315.96 : 162,292,809.87 = 65,396,230.72 : x
  2. Step 2: Convert to fraction form
    117,608,315.96/162,292,809.87 = 65,396,230.72/x
  3. Step 3: Cross multiply
    117,608,315.96x = 162,292,809.87 × 65,396,230.72
  4. Step 4: Simplify right side
    117,608,315.96x = 10,613,338,038,049,882
  5. Step 5: Solve for x
    x = 10,613,338,038,049,882/117,608,315.96
  6. Step 6: Final answer
    x = 90,243,091.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.