Home / 164,081,128.60-245,967,728.10-61,913,819.80

Finding the Fourth Proportional to 164,081,128.60, 245,967,728.10 and 61,913,819.80

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Solution

The fourth proportional to 164,081,128.60, 245,967,728.10 and 61,913,819.80 is: 92,812,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,081,128.60 : 245,967,728.10 = 61,913,819.80 : x
  2. Step 2: Convert to fraction form
    164,081,128.60/245,967,728.10 = 61,913,819.80/x
  3. Step 3: Cross multiply
    164,081,128.60x = 245,967,728.10 × 61,913,819.80
  4. Step 4: Simplify right side
    164,081,128.60x = 15,228,801,594,198,796
  5. Step 5: Solve for x
    x = 15,228,801,594,198,796/164,081,128.60
  6. Step 6: Final answer
    x = 92,812,633.14

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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.