Home / 586,432,545.33-879,222,322.69-275,379,878.92

Finding the Fourth Proportional to 586,432,545.33, 879,222,322.69 and 275,379,878.92

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Solution

The fourth proportional to 586,432,545.33, 879,222,322.69 and 275,379,878.92 is: 412,869,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,432,545.33 : 879,222,322.69 = 275,379,878.92 : x
  2. Step 2: Convert to fraction form
    586,432,545.33/879,222,322.69 = 275,379,878.92/x
  3. Step 3: Cross multiply
    586,432,545.33x = 879,222,322.69 × 275,379,878.92
  4. Step 4: Simplify right side
    586,432,545.33x = 242,120,136,766,133,408
  5. Step 5: Solve for x
    x = 242,120,136,766,133,408/586,432,545.33
  6. Step 6: Final answer
    x = 412,869,542.62

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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.