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Finding the Fourth Proportional to 1,473,555,912.30, 2,210,333,868.45 and 1,473,555,912.30

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Solution

The fourth proportional to 1,473,555,912.30, 2,210,333,868.45 and 1,473,555,912.30 is: 2,210,333,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,555,912.30 : 2,210,333,868.45 = 1,473,555,912.30 : x
  2. Step 2: Convert to fraction form
    1,473,555,912.30/2,210,333,868.45 = 1,473,555,912.30/x
  3. Step 3: Cross multiply
    1,473,555,912.30x = 2,210,333,868.45 × 1,473,555,912.30
  4. Step 4: Simplify right side
    1,473,555,912.30x = 3,257,050,540,011,427,328
  5. Step 5: Solve for x
    x = 3,257,050,540,011,427,328/1,473,555,912.30
  6. Step 6: Final answer
    x = 2,210,333,868.45

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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.