Home / 274,152,551.77-378,328,299.30-148,704,434.31

Finding the Fourth Proportional to 274,152,551.77, 378,328,299.30 and 148,704,434.31

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Solution

The fourth proportional to 274,152,551.77, 378,328,299.30 and 148,704,434.31 is: 205,210,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,152,551.77 : 378,328,299.30 = 148,704,434.31 : x
  2. Step 2: Convert to fraction form
    274,152,551.77/378,328,299.30 = 148,704,434.31/x
  3. Step 3: Cross multiply
    274,152,551.77x = 378,328,299.30 × 148,704,434.31
  4. Step 4: Simplify right side
    274,152,551.77x = 56,259,095,730,870,872
  5. Step 5: Solve for x
    x = 56,259,095,730,870,872/274,152,551.77
  6. Step 6: Final answer
    x = 205,210,914.02

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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.