Home / 695,475,251.40-1,043,212,877.10-668,601,395.40

Finding the Fourth Proportional to 695,475,251.40, 1,043,212,877.10 and 668,601,395.40

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Solution

The fourth proportional to 695,475,251.40, 1,043,212,877.10 and 668,601,395.40 is: 1,002,902,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,475,251.40 : 1,043,212,877.10 = 668,601,395.40 : x
  2. Step 2: Convert to fraction form
    695,475,251.40/1,043,212,877.10 = 668,601,395.40/x
  3. Step 3: Cross multiply
    695,475,251.40x = 1,043,212,877.10 × 668,601,395.40
  4. Step 4: Simplify right side
    695,475,251.40x = 697,493,585,328,308,736
  5. Step 5: Solve for x
    x = 697,493,585,328,308,736/695,475,251.40
  6. Step 6: Final answer
    x = 1,002,902,093.10

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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.