Home / 148,493,701.10-222,740,551.65-138,416,005.10

Finding the Fourth Proportional to 148,493,701.10, 222,740,551.65 and 138,416,005.10

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Solution

The fourth proportional to 148,493,701.10, 222,740,551.65 and 138,416,005.10 is: 207,624,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,493,701.10 : 222,740,551.65 = 138,416,005.10 : x
  2. Step 2: Convert to fraction form
    148,493,701.10/222,740,551.65 = 138,416,005.10/x
  3. Step 3: Cross multiply
    148,493,701.10x = 222,740,551.65 × 138,416,005.10
  4. Step 4: Simplify right side
    148,493,701.10x = 30,830,857,333,163,212
  5. Step 5: Solve for x
    x = 30,830,857,333,163,212/148,493,701.10
  6. Step 6: Final answer
    x = 207,624,007.65

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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.