Home / 207,005,101.90-310,243,900.65-110,007,277.90

Finding the Fourth Proportional to 207,005,101.90, 310,243,900.65 and 110,007,277.90

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Solution

The fourth proportional to 207,005,101.90, 310,243,900.65 and 110,007,277.90 is: 164,870,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,005,101.90 : 310,243,900.65 = 110,007,277.90 : x
  2. Step 2: Convert to fraction form
    207,005,101.90/310,243,900.65 = 110,007,277.90/x
  3. Step 3: Cross multiply
    207,005,101.90x = 310,243,900.65 × 110,007,277.90
  4. Step 4: Simplify right side
    207,005,101.90x = 34,129,086,995,584,540
  5. Step 5: Solve for x
    x = 34,129,086,995,584,540/207,005,101.90
  6. Step 6: Final answer
    x = 164,870,752.86

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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.