Home / 265,890,808.74-366,990,538.67-155,917,951.14

Finding the Fourth Proportional to 265,890,808.74, 366,990,538.67 and 155,917,951.14

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Solution

The fourth proportional to 265,890,808.74, 366,990,538.67 and 155,917,951.14 is: 215,202,673.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,890,808.74 : 366,990,538.67 = 155,917,951.14 : x
  2. Step 2: Convert to fraction form
    265,890,808.74/366,990,538.67 = 155,917,951.14/x
  3. Step 3: Cross multiply
    265,890,808.74x = 366,990,538.67 × 155,917,951.14
  4. Step 4: Simplify right side
    265,890,808.74x = 57,220,412,877,191,336
  5. Step 5: Solve for x
    x = 57,220,412,877,191,336/265,890,808.74
  6. Step 6: Final answer
    x = 215,202,673.41

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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.