Home / 302,171,502.60-453,929,100.30-290,750,113.80

Finding the Fourth Proportional to 302,171,502.60, 453,929,100.30 and 290,750,113.80

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Solution

The fourth proportional to 302,171,502.60, 453,929,100.30 and 290,750,113.80 is: 436,771,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,171,502.60 : 453,929,100.30 = 290,750,113.80 : x
  2. Step 2: Convert to fraction form
    302,171,502.60/453,929,100.30 = 290,750,113.80/x
  3. Step 3: Cross multiply
    302,171,502.60x = 453,929,100.30 × 290,750,113.80
  4. Step 4: Simplify right side
    302,171,502.60x = 131,979,937,569,356,624
  5. Step 5: Solve for x
    x = 131,979,937,569,356,624/302,171,502.60
  6. Step 6: Final answer
    x = 436,771,622.85

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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.