Home / 1,019,046,989.20-1,526,303,002.20-837,648,461.20

Finding the Fourth Proportional to 1,019,046,989.20, 1,526,303,002.20 and 837,648,461.20

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Solution

The fourth proportional to 1,019,046,989.20, 1,526,303,002.20 and 837,648,461.20 is: 1,254,608,840.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,046,989.20 : 1,526,303,002.20 = 837,648,461.20 : x
  2. Step 2: Convert to fraction form
    1,019,046,989.20/1,526,303,002.20 = 837,648,461.20/x
  3. Step 3: Cross multiply
    1,019,046,989.20x = 1,526,303,002.20 × 837,648,461.20
  4. Step 4: Simplify right side
    1,019,046,989.20x = 1,278,505,361,117,770,240
  5. Step 5: Solve for x
    x = 1,278,505,361,117,770,240/1,019,046,989.20
  6. Step 6: Final answer
    x = 1,254,608,840.09

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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.