Home / 409,847,136.40-614,558,128.20-150,929,081.20

Finding the Fourth Proportional to 409,847,136.40, 614,558,128.20 and 150,929,081.20

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Solution

The fourth proportional to 409,847,136.40, 614,558,128.20 and 150,929,081.20 is: 226,315,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,847,136.40 : 614,558,128.20 = 150,929,081.20 : x
  2. Step 2: Convert to fraction form
    409,847,136.40/614,558,128.20 = 150,929,081.20/x
  3. Step 3: Cross multiply
    409,847,136.40x = 614,558,128.20 × 150,929,081.20
  4. Step 4: Simplify right side
    409,847,136.40x = 92,754,693,633,217,808
  5. Step 5: Solve for x
    x = 92,754,693,633,217,808/409,847,136.40
  6. Step 6: Final answer
    x = 226,315,339.05

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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.