Home / 15,836,397,938.73-21,854,452,983.53-8,700,471,243.09

Finding the Fourth Proportional to 15,836,397,938.73, 21,854,452,983.53 and 8,700,471,243.09

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Solution

The fourth proportional to 15,836,397,938.73, 21,854,452,983.53 and 8,700,471,243.09 is: 12,006,773,285.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836,397,938.73 : 21,854,452,983.53 = 8,700,471,243.09 : x
  2. Step 2: Convert to fraction form
    15,836,397,938.73/21,854,452,983.53 = 8,700,471,243.09/x
  3. Step 3: Cross multiply
    15,836,397,938.73x = 21,854,452,983.53 × 8,700,471,243.09
  4. Step 4: Simplify right side
    15,836,397,938.73x = 190,144,039,716,621,746,176
  5. Step 5: Solve for x
    x = 190,144,039,716,621,746,176/15,836,397,938.73
  6. Step 6: Final answer
    x = 12,006,773,285.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.