Home / 126,409,012.19-189,613,518.74-35,532,601.19

Finding the Fourth Proportional to 126,409,012.19, 189,613,518.74 and 35,532,601.19

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Solution

The fourth proportional to 126,409,012.19, 189,613,518.74 and 35,532,601.19 is: 53,298,901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,409,012.19 : 189,613,518.74 = 35,532,601.19 : x
  2. Step 2: Convert to fraction form
    126,409,012.19/189,613,518.74 = 35,532,601.19/x
  3. Step 3: Cross multiply
    126,409,012.19x = 189,613,518.74 × 35,532,601.19
  4. Step 4: Simplify right side
    126,409,012.19x = 6,737,461,541,621,011
  5. Step 5: Solve for x
    x = 6,737,461,541,621,011/126,409,012.19
  6. Step 6: Final answer
    x = 53,298,901.91

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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.