Home / 302,910,063.40-454,365,095.10-251,253,998.20

Finding the Fourth Proportional to 302,910,063.40, 454,365,095.10 and 251,253,998.20

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Solution

The fourth proportional to 302,910,063.40, 454,365,095.10 and 251,253,998.20 is: 376,880,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,910,063.40 : 454,365,095.10 = 251,253,998.20 : x
  2. Step 2: Convert to fraction form
    302,910,063.40/454,365,095.10 = 251,253,998.20/x
  3. Step 3: Cross multiply
    302,910,063.40x = 454,365,095.10 × 251,253,998.20
  4. Step 4: Simplify right side
    302,910,063.40x = 114,161,046,786,398,224
  5. Step 5: Solve for x
    x = 114,161,046,786,398,224/302,910,063.40
  6. Step 6: Final answer
    x = 376,880,997.30

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1.5x scale

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.