Home / 577,169,554.84-796,472,647.20-312,845,872.77

Finding the Fourth Proportional to 577,169,554.84, 796,472,647.20 and 312,845,872.77

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Solution

The fourth proportional to 577,169,554.84, 796,472,647.20 and 312,845,872.77 is: 431,715,738.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,169,554.84 : 796,472,647.20 = 312,845,872.77 : x
  2. Step 2: Convert to fraction form
    577,169,554.84/796,472,647.20 = 312,845,872.77/x
  3. Step 3: Cross multiply
    577,169,554.84x = 796,472,647.20 × 312,845,872.77
  4. Step 4: Simplify right side
    577,169,554.84x = 249,173,180,450,716,288
  5. Step 5: Solve for x
    x = 249,173,180,450,716,288/577,169,554.84
  6. Step 6: Final answer
    x = 431,715,738.23

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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.