Home / 201,492,396.10-302,238,594.15-73,824,991.30

Finding the Fourth Proportional to 201,492,396.10, 302,238,594.15 and 73,824,991.30

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Solution

The fourth proportional to 201,492,396.10, 302,238,594.15 and 73,824,991.30 is: 110,737,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,492,396.10 : 302,238,594.15 = 73,824,991.30 : x
  2. Step 2: Convert to fraction form
    201,492,396.10/302,238,594.15 = 73,824,991.30/x
  3. Step 3: Cross multiply
    201,492,396.10x = 302,238,594.15 × 73,824,991.30
  4. Step 4: Simplify right side
    201,492,396.10x = 22,312,761,583,647,980
  5. Step 5: Solve for x
    x = 22,312,761,583,647,980/201,492,396.10
  6. Step 6: Final answer
    x = 110,737,486.95

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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.