Home / 496,068,776.42-684,569,478.86-273,045,689.78

Finding the Fourth Proportional to 496,068,776.42, 684,569,478.86 and 273,045,689.78

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Solution

The fourth proportional to 496,068,776.42, 684,569,478.86 and 273,045,689.78 is: 376,800,061.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,068,776.42 : 684,569,478.86 = 273,045,689.78 : x
  2. Step 2: Convert to fraction form
    496,068,776.42/684,569,478.86 = 273,045,689.78/x
  3. Step 3: Cross multiply
    496,068,776.42x = 684,569,478.86 × 273,045,689.78
  4. Step 4: Simplify right side
    496,068,776.42x = 186,918,745,552,875,744
  5. Step 5: Solve for x
    x = 186,918,745,552,875,744/496,068,776.42
  6. Step 6: Final answer
    x = 376,800,061.68

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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.