Home / 7,863,216,115.32-11,794,868,265.98-2,622,809,938.88

Finding the Fourth Proportional to 7,863,216,115.32, 11,794,868,265.98 and 2,622,809,938.88

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Solution

The fourth proportional to 7,863,216,115.32, 11,794,868,265.98 and 2,622,809,938.88 is: 3,934,229,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,216,115.32 : 11,794,868,265.98 = 2,622,809,938.88 : x
  2. Step 2: Convert to fraction form
    7,863,216,115.32/11,794,868,265.98 = 2,622,809,938.88/x
  3. Step 3: Cross multiply
    7,863,216,115.32x = 11,794,868,265.98 × 2,622,809,938.88
  4. Step 4: Simplify right side
    7,863,216,115.32x = 30,935,697,715,830,013,952
  5. Step 5: Solve for x
    x = 30,935,697,715,830,013,952/7,863,216,115.32
  6. Step 6: Final answer
    x = 3,934,229,615.74

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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.