Home / 959,765,400.90-1,439,648,101.35-848,800,520.10

Finding the Fourth Proportional to 959,765,400.90, 1,439,648,101.35 and 848,800,520.10

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Solution

The fourth proportional to 959,765,400.90, 1,439,648,101.35 and 848,800,520.10 is: 1,273,200,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,765,400.90 : 1,439,648,101.35 = 848,800,520.10 : x
  2. Step 2: Convert to fraction form
    959,765,400.90/1,439,648,101.35 = 848,800,520.10/x
  3. Step 3: Cross multiply
    959,765,400.90x = 1,439,648,101.35 × 848,800,520.10
  4. Step 4: Simplify right side
    959,765,400.90x = 1,221,974,057,186,857,472
  5. Step 5: Solve for x
    x = 1,221,974,057,186,857,472/959,765,400.90
  6. Step 6: Final answer
    x = 1,273,200,780.15

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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.