Home / 846,112,753.80-1,269,227,436.12-354,330,870.12

Finding the Fourth Proportional to 846,112,753.80, 1,269,227,436.12 and 354,330,870.12

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Solution

The fourth proportional to 846,112,753.80, 1,269,227,436.12 and 354,330,870.12 is: 531,520,722.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,112,753.80 : 1,269,227,436.12 = 354,330,870.12 : x
  2. Step 2: Convert to fraction form
    846,112,753.80/1,269,227,436.12 = 354,330,870.12/x
  3. Step 3: Cross multiply
    846,112,753.80x = 1,269,227,436.12 × 354,330,870.12
  4. Step 4: Simplify right side
    846,112,753.80x = 449,726,461,820,576,256
  5. Step 5: Solve for x
    x = 449,726,461,820,576,256/846,112,753.80
  6. Step 6: Final answer
    x = 531,520,722.03

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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.