Home / 472,560,226.30-708,840,339.45-407,937,000.70

Finding the Fourth Proportional to 472,560,226.30, 708,840,339.45 and 407,937,000.70

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Solution

The fourth proportional to 472,560,226.30, 708,840,339.45 and 407,937,000.70 is: 611,905,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,560,226.30 : 708,840,339.45 = 407,937,000.70 : x
  2. Step 2: Convert to fraction form
    472,560,226.30/708,840,339.45 = 407,937,000.70/x
  3. Step 3: Cross multiply
    472,560,226.30x = 708,840,339.45 × 407,937,000.70
  4. Step 4: Simplify right side
    472,560,226.30x = 289,162,202,050,402,880
  5. Step 5: Solve for x
    x = 289,162,202,050,402,880/472,560,226.30
  6. Step 6: Final answer
    x = 611,905,501.05

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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.