Home / 91,193,051.43-136,803,748.56-30,622,949.19

Finding the Fourth Proportional to 91,193,051.43, 136,803,748.56 and 30,622,949.19

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Solution

The fourth proportional to 91,193,051.43, 136,803,748.56 and 30,622,949.19 is: 45,939,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,193,051.43 : 136,803,748.56 = 30,622,949.19 : x
  2. Step 2: Convert to fraction form
    91,193,051.43/136,803,748.56 = 30,622,949.19/x
  3. Step 3: Cross multiply
    91,193,051.43x = 136,803,748.56 × 30,622,949.19
  4. Step 4: Simplify right side
    91,193,051.43x = 4,189,334,241,154,416
  5. Step 5: Solve for x
    x = 4,189,334,241,154,416/91,193,051.43
  6. Step 6: Final answer
    x = 45,939,182.60

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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.