Home / 826,778,168.20-1,240,167,252.30-775,759,832.20

Finding the Fourth Proportional to 826,778,168.20, 1,240,167,252.30 and 775,759,832.20

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Solution

The fourth proportional to 826,778,168.20, 1,240,167,252.30 and 775,759,832.20 is: 1,163,639,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,778,168.20 : 1,240,167,252.30 = 775,759,832.20 : x
  2. Step 2: Convert to fraction form
    826,778,168.20/1,240,167,252.30 = 775,759,832.20/x
  3. Step 3: Cross multiply
    826,778,168.20x = 1,240,167,252.30 × 775,759,832.20
  4. Step 4: Simplify right side
    826,778,168.20x = 962,071,939,544,183,040
  5. Step 5: Solve for x
    x = 962,071,939,544,183,040/826,778,168.20
  6. Step 6: Final answer
    x = 1,163,639,748.30

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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.