Home / 151,715,255-209,344,530-92,145,552.16

Finding the Fourth Proportional to 151,715,255, 209,344,530 and 92,145,552.16

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Solution

The fourth proportional to 151,715,255, 209,344,530 and 92,145,552.16 is: 127,147,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,715,255 : 209,344,530 = 92,145,552.16 : x
  2. Step 2: Convert to fraction form
    151,715,255/209,344,530 = 92,145,552.16/x
  3. Step 3: Cross multiply
    151,715,255x = 209,344,530 × 92,145,552.16
  4. Step 4: Simplify right side
    151,715,255x = 19,290,167,308,525,684
  5. Step 5: Solve for x
    x = 19,290,167,308,525,684/151,715,255
  6. Step 6: Final answer
    x = 127,147,183.11

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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.