Home / 162,083,881.96-223,675,826.20-87,744,440.48

Finding the Fourth Proportional to 162,083,881.96, 223,675,826.20 and 87,744,440.48

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Solution

The fourth proportional to 162,083,881.96, 223,675,826.20 and 87,744,440.48 is: 121,087,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,083,881.96 : 223,675,826.20 = 87,744,440.48 : x
  2. Step 2: Convert to fraction form
    162,083,881.96/223,675,826.20 = 87,744,440.48/x
  3. Step 3: Cross multiply
    162,083,881.96x = 223,675,826.20 × 87,744,440.48
  4. Step 4: Simplify right side
    162,083,881.96x = 19,626,310,218,820,724
  5. Step 5: Solve for x
    x = 19,626,310,218,820,724/162,083,881.96
  6. Step 6: Final answer
    x = 121,087,365.27

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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.