Home / 503,218,160.26-754,878,888.70-192,587,075

Finding the Fourth Proportional to 503,218,160.26, 754,878,888.70 and 192,587,075

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Solution

The fourth proportional to 503,218,160.26, 754,878,888.70 and 192,587,075 is: 288,900,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,218,160.26 : 754,878,888.70 = 192,587,075 : x
  2. Step 2: Convert to fraction form
    503,218,160.26/754,878,888.70 = 192,587,075/x
  3. Step 3: Cross multiply
    503,218,160.26x = 754,878,888.70 × 192,587,075
  4. Step 4: Simplify right side
    503,218,160.26x = 145,379,917,153,983,552
  5. Step 5: Solve for x
    x = 145,379,917,153,983,552/503,218,160.26
  6. Step 6: Final answer
    x = 288,900,378.87

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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.