Home / 543,872,877.30-750,521,101.41-308,922,806.34

Finding the Fourth Proportional to 543,872,877.30, 750,521,101.41 and 308,922,806.34

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Solution

The fourth proportional to 543,872,877.30, 750,521,101.41 and 308,922,806.34 is: 426,300,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,872,877.30 : 750,521,101.41 = 308,922,806.34 : x
  2. Step 2: Convert to fraction form
    543,872,877.30/750,521,101.41 = 308,922,806.34/x
  3. Step 3: Cross multiply
    543,872,877.30x = 750,521,101.41 × 308,922,806.34
  4. Step 4: Simplify right side
    543,872,877.30x = 231,853,084,864,964,896
  5. Step 5: Solve for x
    x = 231,853,084,864,964,896/543,872,877.30
  6. Step 6: Final answer
    x = 426,300,142.08

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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.