Home / 9,709,297,509.23-13,398,865,874.03-5,253,961,885.73

Finding the Fourth Proportional to 9,709,297,509.23, 13,398,865,874.03 and 5,253,961,885.73

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Solution

The fourth proportional to 9,709,297,509.23, 13,398,865,874.03 and 5,253,961,885.73 is: 7,250,486,510.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,297,509.23 : 13,398,865,874.03 = 5,253,961,885.73 : x
  2. Step 2: Convert to fraction form
    9,709,297,509.23/13,398,865,874.03 = 5,253,961,885.73/x
  3. Step 3: Cross multiply
    9,709,297,509.23x = 13,398,865,874.03 × 5,253,961,885.73
  4. Step 4: Simplify right side
    9,709,297,509.23x = 70,397,130,614,105,522,176
  5. Step 5: Solve for x
    x = 70,397,130,614,105,522,176/9,709,297,509.23
  6. Step 6: Final answer
    x = 7,250,486,510.19

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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.