Home / 101,637,209.76-140,260,237.44-55,227,462.72

Finding the Fourth Proportional to 101,637,209.76, 140,260,237.44 and 55,227,462.72

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Solution

The fourth proportional to 101,637,209.76, 140,260,237.44 and 55,227,462.72 is: 76,214,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,637,209.76 : 140,260,237.44 = 55,227,462.72 : x
  2. Step 2: Convert to fraction form
    101,637,209.76/140,260,237.44 = 55,227,462.72/x
  3. Step 3: Cross multiply
    101,637,209.76x = 140,260,237.44 × 55,227,462.72
  4. Step 4: Simplify right side
    101,637,209.76x = 7,746,217,034,315,948
  5. Step 5: Solve for x
    x = 7,746,217,034,315,948/101,637,209.76
  6. Step 6: Final answer
    x = 76,214,381.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.