Home / 274,481,547.24-378,791,116.17-149,039,030.32

Finding the Fourth Proportional to 274,481,547.24, 378,791,116.17 and 149,039,030.32

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Solution

The fourth proportional to 274,481,547.24, 378,791,116.17 and 149,039,030.32 is: 205,677,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,481,547.24 : 378,791,116.17 = 149,039,030.32 : x
  2. Step 2: Convert to fraction form
    274,481,547.24/378,791,116.17 = 149,039,030.32/x
  3. Step 3: Cross multiply
    274,481,547.24x = 378,791,116.17 × 149,039,030.32
  4. Step 4: Simplify right side
    274,481,547.24x = 56,454,660,647,807,272
  5. Step 5: Solve for x
    x = 56,454,660,647,807,272/274,481,547.24
  6. Step 6: Final answer
    x = 205,677,435.21

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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.