Home / 819,800,061.36-1,131,351,063.93-448,513,596.24

Finding the Fourth Proportional to 819,800,061.36, 1,131,351,063.93 and 448,513,596.24

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Solution

The fourth proportional to 819,800,061.36, 1,131,351,063.93 and 448,513,596.24 is: 618,963,523.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,800,061.36 : 1,131,351,063.93 = 448,513,596.24 : x
  2. Step 2: Convert to fraction form
    819,800,061.36/1,131,351,063.93 = 448,513,596.24/x
  3. Step 3: Cross multiply
    819,800,061.36x = 1,131,351,063.93 × 448,513,596.24
  4. Step 4: Simplify right side
    819,800,061.36x = 507,426,334,293,194,496
  5. Step 5: Solve for x
    x = 507,426,334,293,194,496/819,800,061.36
  6. Step 6: Final answer
    x = 618,963,523.19

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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.