Home / 733,947,330.77-1,013,060,744.42-479,666,939.67

Finding the Fourth Proportional to 733,947,330.77, 1,013,060,744.42 and 479,666,939.67

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Solution

The fourth proportional to 733,947,330.77, 1,013,060,744.42 and 479,666,939.67 is: 662,079,861.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,947,330.77 : 1,013,060,744.42 = 479,666,939.67 : x
  2. Step 2: Convert to fraction form
    733,947,330.77/1,013,060,744.42 = 479,666,939.67/x
  3. Step 3: Cross multiply
    733,947,330.77x = 1,013,060,744.42 × 479,666,939.67
  4. Step 4: Simplify right side
    733,947,330.77x = 485,931,746,978,976,768
  5. Step 5: Solve for x
    x = 485,931,746,978,976,768/733,947,330.77
  6. Step 6: Final answer
    x = 662,079,861.33

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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.