Home / 799,813,153.55-1,103,297,824.64-465,248,012.51

Finding the Fourth Proportional to 799,813,153.55, 1,103,297,824.64 and 465,248,012.51

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Solution

The fourth proportional to 799,813,153.55, 1,103,297,824.64 and 465,248,012.51 is: 641,783,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,813,153.55 : 1,103,297,824.64 = 465,248,012.51 : x
  2. Step 2: Convert to fraction form
    799,813,153.55/1,103,297,824.64 = 465,248,012.51/x
  3. Step 3: Cross multiply
    799,813,153.55x = 1,103,297,824.64 × 465,248,012.51
  4. Step 4: Simplify right side
    799,813,153.55x = 513,307,120,112,523,776
  5. Step 5: Solve for x
    x = 513,307,120,112,523,776/799,813,153.55
  6. Step 6: Final answer
    x = 641,783,793.92

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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.