Home / 637,869,730.80-957,252,493.80-274,624,777.20

Finding the Fourth Proportional to 637,869,730.80, 957,252,493.80 and 274,624,777.20

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Solution

The fourth proportional to 637,869,730.80, 957,252,493.80 and 274,624,777.20 is: 412,130,001.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,869,730.80 : 957,252,493.80 = 274,624,777.20 : x
  2. Step 2: Convert to fraction form
    637,869,730.80/957,252,493.80 = 274,624,777.20/x
  3. Step 3: Cross multiply
    637,869,730.80x = 957,252,493.80 × 274,624,777.20
  4. Step 4: Simplify right side
    637,869,730.80x = 262,885,252,833,969,344
  5. Step 5: Solve for x
    x = 262,885,252,833,969,344/637,869,730.80
  6. Step 6: Final answer
    x = 412,130,001.07

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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.