Home / 134,448,036.30-201,348,747.81-76,765,473.90

Finding the Fourth Proportional to 134,448,036.30, 201,348,747.81 and 76,765,473.90

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Solution

The fourth proportional to 134,448,036.30, 201,348,747.81 and 76,765,473.90 is: 114,963,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,448,036.30 : 201,348,747.81 = 76,765,473.90 : x
  2. Step 2: Convert to fraction form
    134,448,036.30/201,348,747.81 = 76,765,473.90/x
  3. Step 3: Cross multiply
    134,448,036.30x = 201,348,747.81 × 76,765,473.90
  4. Step 4: Simplify right side
    134,448,036.30x = 15,456,632,044,806,238
  5. Step 5: Solve for x
    x = 15,456,632,044,806,238/134,448,036.30
  6. Step 6: Final answer
    x = 114,963,613.23

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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.