Home / 119,617,368.39-165,072,040.70-64,613,249.19

Finding the Fourth Proportional to 119,617,368.39, 165,072,040.70 and 64,613,249.19

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Solution

The fourth proportional to 119,617,368.39, 165,072,040.70 and 64,613,249.19 is: 89,166,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,617,368.39 : 165,072,040.70 = 64,613,249.19 : x
  2. Step 2: Convert to fraction form
    119,617,368.39/165,072,040.70 = 64,613,249.19/x
  3. Step 3: Cross multiply
    119,617,368.39x = 165,072,040.70 × 64,613,249.19
  4. Step 4: Simplify right side
    119,617,368.39x = 10,665,840,899,727,854
  5. Step 5: Solve for x
    x = 10,665,840,899,727,854/119,617,368.39
  6. Step 6: Final answer
    x = 89,166,322.95

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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.