Home / 293,747,908.15-440,528,380.55-96,974,683.46

Finding the Fourth Proportional to 293,747,908.15, 440,528,380.55 and 96,974,683.46

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Solution

The fourth proportional to 293,747,908.15, 440,528,380.55 and 96,974,683.46 is: 145,431,164.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,747,908.15 : 440,528,380.55 = 96,974,683.46 : x
  2. Step 2: Convert to fraction form
    293,747,908.15/440,528,380.55 = 96,974,683.46/x
  3. Step 3: Cross multiply
    293,747,908.15x = 440,528,380.55 × 96,974,683.46
  4. Step 4: Simplify right side
    293,747,908.15x = 42,720,100,258,497,800
  5. Step 5: Solve for x
    x = 42,720,100,258,497,800/293,747,908.15
  6. Step 6: Final answer
    x = 145,431,164.19

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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.