Home / 541,285,109.30-811,927,663.95-541,285,109.30

Finding the Fourth Proportional to 541,285,109.30, 811,927,663.95 and 541,285,109.30

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Solution

The fourth proportional to 541,285,109.30, 811,927,663.95 and 541,285,109.30 is: 811,927,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,285,109.30 : 811,927,663.95 = 541,285,109.30 : x
  2. Step 2: Convert to fraction form
    541,285,109.30/811,927,663.95 = 541,285,109.30/x
  3. Step 3: Cross multiply
    541,285,109.30x = 811,927,663.95 × 541,285,109.30
  4. Step 4: Simplify right side
    541,285,109.30x = 439,484,354,324,869,376
  5. Step 5: Solve for x
    x = 439,484,354,324,869,376/541,285,109.30
  6. Step 6: Final answer
    x = 811,927,663.95

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Double scale
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Similar ratio
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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.