Home / 297,890,492.80-446,835,739.20-144,835,484.80

Finding the Fourth Proportional to 297,890,492.80, 446,835,739.20 and 144,835,484.80

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Solution

The fourth proportional to 297,890,492.80, 446,835,739.20 and 144,835,484.80 is: 217,253,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,890,492.80 : 446,835,739.20 = 144,835,484.80 : x
  2. Step 2: Convert to fraction form
    297,890,492.80/446,835,739.20 = 144,835,484.80/x
  3. Step 3: Cross multiply
    297,890,492.80x = 446,835,739.20 × 144,835,484.80
  4. Step 4: Simplify right side
    297,890,492.80x = 64,717,670,912,998,368
  5. Step 5: Solve for x
    x = 64,717,670,912,998,368/297,890,492.80
  6. Step 6: Final answer
    x = 217,253,227.20

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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.