Home / 988,297,076.27-1,363,852,555.06-536,175,020.15

Finding the Fourth Proportional to 988,297,076.27, 1,363,852,555.06 and 536,175,020.15

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Solution

The fourth proportional to 988,297,076.27, 1,363,852,555.06 and 536,175,020.15 is: 739,922,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,297,076.27 : 1,363,852,555.06 = 536,175,020.15 : x
  2. Step 2: Convert to fraction form
    988,297,076.27/1,363,852,555.06 = 536,175,020.15/x
  3. Step 3: Cross multiply
    988,297,076.27x = 1,363,852,555.06 × 536,175,020.15
  4. Step 4: Simplify right side
    988,297,076.27x = 731,263,671,182,764,672
  5. Step 5: Solve for x
    x = 731,263,671,182,764,672/988,297,076.27
  6. Step 6: Final answer
    x = 739,922,932.83

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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.