Home / 1,558,332,573-2,150,566,550.10-862,971,549

Finding the Fourth Proportional to 1,558,332,573, 2,150,566,550.10 and 862,971,549

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Solution

The fourth proportional to 1,558,332,573, 2,150,566,550.10 and 862,971,549 is: 1,190,938,172.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,332,573 : 2,150,566,550.10 = 862,971,549 : x
  2. Step 2: Convert to fraction form
    1,558,332,573/2,150,566,550.10 = 862,971,549/x
  3. Step 3: Cross multiply
    1,558,332,573x = 2,150,566,550.10 × 862,971,549
  4. Step 4: Simplify right side
    1,558,332,573x = 1,855,877,746,967,383,040
  5. Step 5: Solve for x
    x = 1,855,877,746,967,383,040/1,558,332,573
  6. Step 6: Final answer
    x = 1,190,938,172.71

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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.