Home / 165,924,107.40-248,886,161.10-43,092,345.90

Finding the Fourth Proportional to 165,924,107.40, 248,886,161.10 and 43,092,345.90

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Solution

The fourth proportional to 165,924,107.40, 248,886,161.10 and 43,092,345.90 is: 64,638,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,924,107.40 : 248,886,161.10 = 43,092,345.90 : x
  2. Step 2: Convert to fraction form
    165,924,107.40/248,886,161.10 = 43,092,345.90/x
  3. Step 3: Cross multiply
    165,924,107.40x = 248,886,161.10 × 43,092,345.90
  4. Step 4: Simplify right side
    165,924,107.40x = 10,725,088,543,844,324
  5. Step 5: Solve for x
    x = 10,725,088,543,844,324/165,924,107.40
  6. Step 6: Final answer
    x = 64,638,518.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.