Home / 3,576,387,818.58-4,935,328,084.40-1,968,829,747.85

Finding the Fourth Proportional to 3,576,387,818.58, 4,935,328,084.40 and 1,968,829,747.85

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Solution

The fourth proportional to 3,576,387,818.58, 4,935,328,084.40 and 1,968,829,747.85 is: 2,716,937,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576,387,818.58 : 4,935,328,084.40 = 1,968,829,747.85 : x
  2. Step 2: Convert to fraction form
    3,576,387,818.58/4,935,328,084.40 = 1,968,829,747.85/x
  3. Step 3: Cross multiply
    3,576,387,818.58x = 4,935,328,084.40 × 1,968,829,747.85
  4. Step 4: Simplify right side
    3,576,387,818.58x = 9,716,820,747,931,756,544
  5. Step 5: Solve for x
    x = 9,716,820,747,931,756,544/3,576,387,818.58
  6. Step 6: Final answer
    x = 2,716,937,099.90

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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.