Home / 165,852,623.40-228,875,058.18-91,513,856.04

Finding the Fourth Proportional to 165,852,623.40, 228,875,058.18 and 91,513,856.04

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Solution

The fourth proportional to 165,852,623.40, 228,875,058.18 and 91,513,856.04 is: 126,288,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,852,623.40 : 228,875,058.18 = 91,513,856.04 : x
  2. Step 2: Convert to fraction form
    165,852,623.40/228,875,058.18 = 91,513,856.04/x
  3. Step 3: Cross multiply
    165,852,623.40x = 228,875,058.18 × 91,513,856.04
  4. Step 4: Simplify right side
    165,852,623.40x = 20,945,239,125,431,148
  5. Step 5: Solve for x
    x = 20,945,239,125,431,148/165,852,623.40
  6. Step 6: Final answer
    x = 126,288,259.40

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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.