Home / 161,535,986.16-222,916,613.94-98,807,468.82

Finding the Fourth Proportional to 161,535,986.16, 222,916,613.94 and 98,807,468.82

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Solution

The fourth proportional to 161,535,986.16, 222,916,613.94 and 98,807,468.82 is: 136,352,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,535,986.16 : 222,916,613.94 = 98,807,468.82 : x
  2. Step 2: Convert to fraction form
    161,535,986.16/222,916,613.94 = 98,807,468.82/x
  3. Step 3: Cross multiply
    161,535,986.16x = 222,916,613.94 × 98,807,468.82
  4. Step 4: Simplify right side
    161,535,986.16x = 22,025,826,381,336,524
  5. Step 5: Solve for x
    x = 22,025,826,381,336,524/161,535,986.16
  6. Step 6: Final answer
    x = 136,352,443.22

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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.