Home / 245,555,861.40-368,333,792.10-168,071,763.60

Finding the Fourth Proportional to 245,555,861.40, 368,333,792.10 and 168,071,763.60

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Solution

The fourth proportional to 245,555,861.40, 368,333,792.10 and 168,071,763.60 is: 252,107,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,555,861.40 : 368,333,792.10 = 168,071,763.60 : x
  2. Step 2: Convert to fraction form
    245,555,861.40/368,333,792.10 = 168,071,763.60/x
  3. Step 3: Cross multiply
    245,555,861.40x = 368,333,792.10 × 168,071,763.60
  4. Step 4: Simplify right side
    245,555,861.40x = 61,906,510,031,722,752
  5. Step 5: Solve for x
    x = 61,906,510,031,722,752/245,555,861.40
  6. Step 6: Final answer
    x = 252,107,645.40

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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.