Home / 215,535,270.30-323,302,905.45-147,510,822.30

Finding the Fourth Proportional to 215,535,270.30, 323,302,905.45 and 147,510,822.30

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Solution

The fourth proportional to 215,535,270.30, 323,302,905.45 and 147,510,822.30 is: 221,266,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,535,270.30 : 323,302,905.45 = 147,510,822.30 : x
  2. Step 2: Convert to fraction form
    215,535,270.30/323,302,905.45 = 147,510,822.30/x
  3. Step 3: Cross multiply
    215,535,270.30x = 323,302,905.45 × 147,510,822.30
  4. Step 4: Simplify right side
    215,535,270.30x = 47,690,677,434,908,656
  5. Step 5: Solve for x
    x = 47,690,677,434,908,656/215,535,270.30
  6. Step 6: Final answer
    x = 221,266,233.45

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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.