Home / 463,511,622.40-695,360,745.60-135,986,502.40

Finding the Fourth Proportional to 463,511,622.40, 695,360,745.60 and 135,986,502.40

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Solution

The fourth proportional to 463,511,622.40, 695,360,745.60 and 135,986,502.40 is: 204,007,129.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,511,622.40 : 695,360,745.60 = 135,986,502.40 : x
  2. Step 2: Convert to fraction form
    463,511,622.40/695,360,745.60 = 135,986,502.40/x
  3. Step 3: Cross multiply
    463,511,622.40x = 695,360,745.60 × 135,986,502.40
  4. Step 4: Simplify right side
    463,511,622.40x = 94,559,675,700,400,192
  5. Step 5: Solve for x
    x = 94,559,675,700,400,192/463,511,622.40
  6. Step 6: Final answer
    x = 204,007,129.77

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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.