Home / 946,809,889.47-1,306,484,471.67-523,366,346.61

Finding the Fourth Proportional to 946,809,889.47, 1,306,484,471.67 and 523,366,346.61

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Solution

The fourth proportional to 946,809,889.47, 1,306,484,471.67 and 523,366,346.61 is: 722,182,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,809,889.47 : 1,306,484,471.67 = 523,366,346.61 : x
  2. Step 2: Convert to fraction form
    946,809,889.47/1,306,484,471.67 = 523,366,346.61/x
  3. Step 3: Cross multiply
    946,809,889.47x = 1,306,484,471.67 × 523,366,346.61
  4. Step 4: Simplify right side
    946,809,889.47x = 683,770,004,840,624,000
  5. Step 5: Solve for x
    x = 683,770,004,840,624,000/946,809,889.47
  6. Step 6: Final answer
    x = 722,182,998.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.