Home / 263,239,545.30-394,859,317.95-186,712,041.30

Finding the Fourth Proportional to 263,239,545.30, 394,859,317.95 and 186,712,041.30

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Solution

The fourth proportional to 263,239,545.30, 394,859,317.95 and 186,712,041.30 is: 280,068,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,239,545.30 : 394,859,317.95 = 186,712,041.30 : x
  2. Step 2: Convert to fraction form
    263,239,545.30/394,859,317.95 = 186,712,041.30/x
  3. Step 3: Cross multiply
    263,239,545.30x = 394,859,317.95 × 186,712,041.30
  4. Step 4: Simplify right side
    263,239,545.30x = 73,724,989,280,770,240
  5. Step 5: Solve for x
    x = 73,724,989,280,770,240/263,239,545.30
  6. Step 6: Final answer
    x = 280,068,061.95

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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.