Home / 224,390,935.80-336,586,403.70-215,321,009.40

Finding the Fourth Proportional to 224,390,935.80, 336,586,403.70 and 215,321,009.40

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Solution

The fourth proportional to 224,390,935.80, 336,586,403.70 and 215,321,009.40 is: 322,981,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,390,935.80 : 336,586,403.70 = 215,321,009.40 : x
  2. Step 2: Convert to fraction form
    224,390,935.80/336,586,403.70 = 215,321,009.40/x
  3. Step 3: Cross multiply
    224,390,935.80x = 336,586,403.70 × 215,321,009.40
  4. Step 4: Simplify right side
    224,390,935.80x = 72,474,124,194,999,888
  5. Step 5: Solve for x
    x = 72,474,124,194,999,888/224,390,935.80
  6. Step 6: Final answer
    x = 322,981,514.10

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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.