Home / 524,016,276.20-786,024,414.30-472,997,940.20

Finding the Fourth Proportional to 524,016,276.20, 786,024,414.30 and 472,997,940.20

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Solution

The fourth proportional to 524,016,276.20, 786,024,414.30 and 472,997,940.20 is: 709,496,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,016,276.20 : 786,024,414.30 = 472,997,940.20 : x
  2. Step 2: Convert to fraction form
    524,016,276.20/786,024,414.30 = 472,997,940.20/x
  3. Step 3: Cross multiply
    524,016,276.20x = 786,024,414.30 × 472,997,940.20
  4. Step 4: Simplify right side
    524,016,276.20x = 371,787,928,910,811,392
  5. Step 5: Solve for x
    x = 371,787,928,910,811,392/524,016,276.20
  6. Step 6: Final answer
    x = 709,496,910.30

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Half scale
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Double scale
Find fourth proportional to 524,016,277.20, 786,024,415.80 and 472,997,941.20
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.