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Finding the Fourth Proportional to 1,434,859,904.90, 2,148,888,634.95 and 1,434,859,904.90

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Solution

The fourth proportional to 1,434,859,904.90, 2,148,888,634.95 and 1,434,859,904.90 is: 2,148,888,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,859,904.90 : 2,148,888,634.95 = 1,434,859,904.90 : x
  2. Step 2: Convert to fraction form
    1,434,859,904.90/2,148,888,634.95 = 1,434,859,904.90/x
  3. Step 3: Cross multiply
    1,434,859,904.90x = 2,148,888,634.95 × 1,434,859,904.90
  4. Step 4: Simplify right side
    1,434,859,904.90x = 3,083,354,142,385,047,552
  5. Step 5: Solve for x
    x = 3,083,354,142,385,047,552/1,434,859,904.90
  6. Step 6: Final answer
    x = 2,148,888,634.95

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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.