Home / 185,513,544.98-256,108,083.72-143,034,326.36

Finding the Fourth Proportional to 185,513,544.98, 256,108,083.72 and 143,034,326.36

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Solution

The fourth proportional to 185,513,544.98, 256,108,083.72 and 143,034,326.36 is: 197,464,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,513,544.98 : 256,108,083.72 = 143,034,326.36 : x
  2. Step 2: Convert to fraction form
    185,513,544.98/256,108,083.72 = 143,034,326.36/x
  3. Step 3: Cross multiply
    185,513,544.98x = 256,108,083.72 × 143,034,326.36
  4. Step 4: Simplify right side
    185,513,544.98x = 36,632,247,230,240,688
  5. Step 5: Solve for x
    x = 36,632,247,230,240,688/185,513,544.98
  6. Step 6: Final answer
    x = 197,464,003.15

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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.