Home / 394,892,574.30-592,338,861.45-201,182,329.80

Finding the Fourth Proportional to 394,892,574.30, 592,338,861.45 and 201,182,329.80

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Solution

The fourth proportional to 394,892,574.30, 592,338,861.45 and 201,182,329.80 is: 301,773,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,892,574.30 : 592,338,861.45 = 201,182,329.80 : x
  2. Step 2: Convert to fraction form
    394,892,574.30/592,338,861.45 = 201,182,329.80/x
  3. Step 3: Cross multiply
    394,892,574.30x = 592,338,861.45 × 201,182,329.80
  4. Step 4: Simplify right side
    394,892,574.30x = 119,168,112,177,590,416
  5. Step 5: Solve for x
    x = 119,168,112,177,590,416/394,892,574.30
  6. Step 6: Final answer
    x = 301,773,494.70

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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.