Home / 179,095,136.80-268,709,060.40-172,459,616.80

Finding the Fourth Proportional to 179,095,136.80, 268,709,060.40 and 172,459,616.80

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Solution

The fourth proportional to 179,095,136.80, 268,709,060.40 and 172,459,616.80 is: 258,753,321.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,095,136.80 : 268,709,060.40 = 172,459,616.80 : x
  2. Step 2: Convert to fraction form
    179,095,136.80/268,709,060.40 = 172,459,616.80/x
  3. Step 3: Cross multiply
    179,095,136.80x = 268,709,060.40 × 172,459,616.80
  4. Step 4: Simplify right side
    179,095,136.80x = 46,341,461,587,272,056
  5. Step 5: Solve for x
    x = 46,341,461,587,272,056/179,095,136.80
  6. Step 6: Final answer
    x = 258,753,321.92

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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.