Home / 160,390,372.98-221,313,432.59-93,420,352.85

Finding the Fourth Proportional to 160,390,372.98, 221,313,432.59 and 93,420,352.85

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Solution

The fourth proportional to 160,390,372.98, 221,313,432.59 and 93,420,352.85 is: 128,905,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,390,372.98 : 221,313,432.59 = 93,420,352.85 : x
  2. Step 2: Convert to fraction form
    160,390,372.98/221,313,432.59 = 93,420,352.85/x
  3. Step 3: Cross multiply
    160,390,372.98x = 221,313,432.59 × 93,420,352.85
  4. Step 4: Simplify right side
    160,390,372.98x = 20,675,178,963,002,488
  5. Step 5: Solve for x
    x = 20,675,178,963,002,488/160,390,372.98
  6. Step 6: Final answer
    x = 128,905,361.21

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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.