Home / 192,389,854.32-265,490,886.12-104,281,960.26

Finding the Fourth Proportional to 192,389,854.32, 265,490,886.12 and 104,281,960.26

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Solution

The fourth proportional to 192,389,854.32, 265,490,886.12 and 104,281,960.26 is: 143,905,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,389,854.32 : 265,490,886.12 = 104,281,960.26 : x
  2. Step 2: Convert to fraction form
    192,389,854.32/265,490,886.12 = 104,281,960.26/x
  3. Step 3: Cross multiply
    192,389,854.32x = 265,490,886.12 × 104,281,960.26
  4. Step 4: Simplify right side
    192,389,854.32x = 27,685,910,035,758,028
  5. Step 5: Solve for x
    x = 27,685,910,035,758,028/192,389,854.32
  6. Step 6: Final answer
    x = 143,905,249.75

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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.