Home / 358,095,328.46-494,127,715.29-225,886,687.82

Finding the Fourth Proportional to 358,095,328.46, 494,127,715.29 and 225,886,687.82

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Solution

The fourth proportional to 358,095,328.46, 494,127,715.29 and 225,886,687.82 is: 311,695,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,095,328.46 : 494,127,715.29 = 225,886,687.82 : x
  2. Step 2: Convert to fraction form
    358,095,328.46/494,127,715.29 = 225,886,687.82/x
  3. Step 3: Cross multiply
    358,095,328.46x = 494,127,715.29 × 225,886,687.82
  4. Step 4: Simplify right side
    358,095,328.46x = 111,616,872,966,533,824
  5. Step 5: Solve for x
    x = 111,616,872,966,533,824/358,095,328.46
  6. Step 6: Final answer
    x = 311,695,976.17

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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.