Home / 737,389,981.14-1,105,312,350.78-343,592,141.82

Finding the Fourth Proportional to 737,389,981.14, 1,105,312,350.78 and 343,592,141.82

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Solution

The fourth proportional to 737,389,981.14, 1,105,312,350.78 and 343,592,141.82 is: 515,028,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,389,981.14 : 1,105,312,350.78 = 343,592,141.82 : x
  2. Step 2: Convert to fraction form
    737,389,981.14/1,105,312,350.78 = 343,592,141.82/x
  3. Step 3: Cross multiply
    737,389,981.14x = 1,105,312,350.78 × 343,592,141.82
  4. Step 4: Simplify right side
    737,389,981.14x = 379,776,637,984,599,360
  5. Step 5: Solve for x
    x = 379,776,637,984,599,360/737,389,981.14
  6. Step 6: Final answer
    x = 515,028,204.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.