Home / 302,429,809.40-453,346,115.70-148,950,231.80

Finding the Fourth Proportional to 302,429,809.40, 453,346,115.70 and 148,950,231.80

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Solution

The fourth proportional to 302,429,809.40, 453,346,115.70 and 148,950,231.80 is: 223,278,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,429,809.40 : 453,346,115.70 = 148,950,231.80 : x
  2. Step 2: Convert to fraction form
    302,429,809.40/453,346,115.70 = 148,950,231.80/x
  3. Step 3: Cross multiply
    302,429,809.40x = 453,346,115.70 × 148,950,231.80
  4. Step 4: Simplify right side
    302,429,809.40x = 67,526,009,019,144,624
  5. Step 5: Solve for x
    x = 67,526,009,019,144,624/302,429,809.40
  6. Step 6: Final answer
    x = 223,278,284.48

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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.