Home / 38,855,284,683.80-58,282,919,672.52-21,183,822,723.56

Finding the Fourth Proportional to 38,855,284,683.80, 58,282,919,672.52 and 21,183,822,723.56

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Solution

The fourth proportional to 38,855,284,683.80, 58,282,919,672.52 and 21,183,822,723.56 is: 31,775,730,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,855,284,683.80 : 58,282,919,672.52 = 21,183,822,723.56 : x
  2. Step 2: Convert to fraction form
    38,855,284,683.80/58,282,919,672.52 = 21,183,822,723.56/x
  3. Step 3: Cross multiply
    38,855,284,683.80x = 58,282,919,672.52 × 21,183,822,723.56
  4. Step 4: Simplify right side
    38,855,284,683.80x = 1,234,655,038,154,151,297,024
  5. Step 5: Solve for x
    x = 1,234,655,038,154,151,297,024/38,855,284,683.80
  6. Step 6: Final answer
    x = 31,775,730,076.40

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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.