Home / 869,230,822.60-1,303,846,233.90-808,008,819.40

Finding the Fourth Proportional to 869,230,822.60, 1,303,846,233.90 and 808,008,819.40

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Solution

The fourth proportional to 869,230,822.60, 1,303,846,233.90 and 808,008,819.40 is: 1,212,013,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,230,822.60 : 1,303,846,233.90 = 808,008,819.40 : x
  2. Step 2: Convert to fraction form
    869,230,822.60/1,303,846,233.90 = 808,008,819.40/x
  3. Step 3: Cross multiply
    869,230,822.60x = 1,303,846,233.90 × 808,008,819.40
  4. Step 4: Simplify right side
    869,230,822.60x = 1,053,519,256,132,675,328
  5. Step 5: Solve for x
    x = 1,053,519,256,132,675,328/869,230,822.60
  6. Step 6: Final answer
    x = 1,212,013,229.10

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1.5x scale

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.