Home / 103,429,372,515.23-155,144,058,772.84-103,429,372,515.23

Finding the Fourth Proportional to 103,429,372,515.23, 155,144,058,772.84 and 103,429,372,515.23

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Solution

The fourth proportional to 103,429,372,515.23, 155,144,058,772.84 and 103,429,372,515.23 is: 155,144,058,772.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,429,372,515.23 : 155,144,058,772.84 = 103,429,372,515.23 : x
  2. Step 2: Convert to fraction form
    103,429,372,515.23/155,144,058,772.84 = 103,429,372,515.23/x
  3. Step 3: Cross multiply
    103,429,372,515.23x = 155,144,058,772.84 × 103,429,372,515.23
  4. Step 4: Simplify right side
    103,429,372,515.23x = 16,046,452,648,340,803,813,376
  5. Step 5: Solve for x
    x = 16,046,452,648,340,803,813,376/103,429,372,515.23
  6. Step 6: Final answer
    x = 155,144,058,772.84

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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.