Home / 353,424,329.20-530,136,493.80-111,087,233.20

Finding the Fourth Proportional to 353,424,329.20, 530,136,493.80 and 111,087,233.20

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Solution

The fourth proportional to 353,424,329.20, 530,136,493.80 and 111,087,233.20 is: 166,630,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,424,329.20 : 530,136,493.80 = 111,087,233.20 : x
  2. Step 2: Convert to fraction form
    353,424,329.20/530,136,493.80 = 111,087,233.20/x
  3. Step 3: Cross multiply
    353,424,329.20x = 530,136,493.80 × 111,087,233.20
  4. Step 4: Simplify right side
    353,424,329.20x = 58,891,396,314,590,960
  5. Step 5: Solve for x
    x = 58,891,396,314,590,960/353,424,329.20
  6. Step 6: Final answer
    x = 166,630,849.80

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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.