Home / 555,686,146.98-833,317,344.90-187,122,144.18

Finding the Fourth Proportional to 555,686,146.98, 833,317,344.90 and 187,122,144.18

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Solution

The fourth proportional to 555,686,146.98, 833,317,344.90 and 187,122,144.18 is: 280,611,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,686,146.98 : 833,317,344.90 = 187,122,144.18 : x
  2. Step 2: Convert to fraction form
    555,686,146.98/833,317,344.90 = 187,122,144.18/x
  3. Step 3: Cross multiply
    555,686,146.98x = 833,317,344.90 × 187,122,144.18
  4. Step 4: Simplify right side
    555,686,146.98x = 155,932,128,360,072,576
  5. Step 5: Solve for x
    x = 155,932,128,360,072,576/555,686,146.98
  6. Step 6: Final answer
    x = 280,611,869.14

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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.