Home / 472,392,571.30-708,588,856.95-456,520,200.10

Finding the Fourth Proportional to 472,392,571.30, 708,588,856.95 and 456,520,200.10

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Solution

The fourth proportional to 472,392,571.30, 708,588,856.95 and 456,520,200.10 is: 684,780,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,571.30 : 708,588,856.95 = 456,520,200.10 : x
  2. Step 2: Convert to fraction form
    472,392,571.30/708,588,856.95 = 456,520,200.10/x
  3. Step 3: Cross multiply
    472,392,571.30x = 708,588,856.95 × 456,520,200.10
  4. Step 4: Simplify right side
    472,392,571.30x = 323,485,126,763,444,288
  5. Step 5: Solve for x
    x = 323,485,126,763,444,288/472,392,571.30
  6. Step 6: Final answer
    x = 684,780,300.15

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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.