Home / 314,806,658.05-472,270,512.30-120,702,935.80

Finding the Fourth Proportional to 314,806,658.05, 472,270,512.30 and 120,702,935.80

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Solution

The fourth proportional to 314,806,658.05, 472,270,512.30 and 120,702,935.80 is: 181,077,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,806,658.05 : 472,270,512.30 = 120,702,935.80 : x
  2. Step 2: Convert to fraction form
    314,806,658.05/472,270,512.30 = 120,702,935.80/x
  3. Step 3: Cross multiply
    314,806,658.05x = 472,270,512.30 × 120,702,935.80
  4. Step 4: Simplify right side
    314,806,658.05x = 57,004,437,326,380,008
  5. Step 5: Solve for x
    x = 57,004,437,326,380,008/314,806,658.05
  6. Step 6: Final answer
    x = 181,077,610.24

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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.