Home / 808,733,826.60-1,213,100,739.90-776,989,084.20

Finding the Fourth Proportional to 808,733,826.60, 1,213,100,739.90 and 776,989,084.20

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Solution

The fourth proportional to 808,733,826.60, 1,213,100,739.90 and 776,989,084.20 is: 1,165,483,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,733,826.60 : 1,213,100,739.90 = 776,989,084.20 : x
  2. Step 2: Convert to fraction form
    808,733,826.60/1,213,100,739.90 = 776,989,084.20/x
  3. Step 3: Cross multiply
    808,733,826.60x = 1,213,100,739.90 × 776,989,084.20
  4. Step 4: Simplify right side
    808,733,826.60x = 942,566,032,937,243,520
  5. Step 5: Solve for x
    x = 942,566,032,937,243,520/808,733,826.60
  6. Step 6: Final answer
    x = 1,165,483,626.30

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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.