Home / 309,056,314.32-426,071,545.74-246,544,582.68

Finding the Fourth Proportional to 309,056,314.32, 426,071,545.74 and 246,544,582.68

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Solution

The fourth proportional to 309,056,314.32, 426,071,545.74 and 246,544,582.68 is: 339,891,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,056,314.32 : 426,071,545.74 = 246,544,582.68 : x
  2. Step 2: Convert to fraction form
    309,056,314.32/426,071,545.74 = 246,544,582.68/x
  3. Step 3: Cross multiply
    309,056,314.32x = 426,071,545.74 × 246,544,582.68
  4. Step 4: Simplify right side
    309,056,314.32x = 105,045,631,436,290,832
  5. Step 5: Solve for x
    x = 105,045,631,436,290,832/309,056,314.32
  6. Step 6: Final answer
    x = 339,891,555.58

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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.