Home / 146,745,047.25-202,510,681.11-80,668,330.47

Finding the Fourth Proportional to 146,745,047.25, 202,510,681.11 and 80,668,330.47

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Solution

The fourth proportional to 146,745,047.25, 202,510,681.11 and 80,668,330.47 is: 111,323,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,745,047.25 : 202,510,681.11 = 80,668,330.47 : x
  2. Step 2: Convert to fraction form
    146,745,047.25/202,510,681.11 = 80,668,330.47/x
  3. Step 3: Cross multiply
    146,745,047.25x = 202,510,681.11 × 80,668,330.47
  4. Step 4: Simplify right side
    146,745,047.25x = 16,336,198,547,486,268
  5. Step 5: Solve for x
    x = 16,336,198,547,486,268/146,745,047.25
  6. Step 6: Final answer
    x = 111,323,679.09

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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.