Home / 2,981,139,623.88-4,113,919,306.44-1,624,785,741.42

Finding the Fourth Proportional to 2,981,139,623.88, 4,113,919,306.44 and 1,624,785,741.42

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Solution

The fourth proportional to 2,981,139,623.88, 4,113,919,306.44 and 1,624,785,741.42 is: 2,242,175,232.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,139,623.88 : 4,113,919,306.44 = 1,624,785,741.42 : x
  2. Step 2: Convert to fraction form
    2,981,139,623.88/4,113,919,306.44 = 1,624,785,741.42/x
  3. Step 3: Cross multiply
    2,981,139,623.88x = 4,113,919,306.44 × 1,624,785,741.42
  4. Step 4: Simplify right side
    2,981,139,623.88x = 6,684,237,430,456,168,448
  5. Step 5: Solve for x
    x = 6,684,237,430,456,168,448/2,981,139,623.88
  6. Step 6: Final answer
    x = 2,242,175,232.89

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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.