Home / 1,303,010,216.40-1,954,515,324.60-786,024,411.60

Finding the Fourth Proportional to 1,303,010,216.40, 1,954,515,324.60 and 786,024,411.60

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Solution

The fourth proportional to 1,303,010,216.40, 1,954,515,324.60 and 786,024,411.60 is: 1,179,036,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,010,216.40 : 1,954,515,324.60 = 786,024,411.60 : x
  2. Step 2: Convert to fraction form
    1,303,010,216.40/1,954,515,324.60 = 786,024,411.60/x
  3. Step 3: Cross multiply
    1,303,010,216.40x = 1,954,515,324.60 × 786,024,411.60
  4. Step 4: Simplify right side
    1,303,010,216.40x = 1,536,296,757,981,897,984
  5. Step 5: Solve for x
    x = 1,536,296,757,981,897,984/1,303,010,216.40
  6. Step 6: Final answer
    x = 1,179,036,617.40

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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.