Home / 126,225,574.70-189,454,751.61-64,020,546.65

Finding the Fourth Proportional to 126,225,574.70, 189,454,751.61 and 64,020,546.65

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Solution

The fourth proportional to 126,225,574.70, 189,454,751.61 and 64,020,546.65 is: 96,089,851.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,225,574.70 : 189,454,751.61 = 64,020,546.65 : x
  2. Step 2: Convert to fraction form
    126,225,574.70/189,454,751.61 = 64,020,546.65/x
  3. Step 3: Cross multiply
    126,225,574.70x = 189,454,751.61 × 64,020,546.65
  4. Step 4: Simplify right side
    126,225,574.70x = 12,128,996,763,925,626
  5. Step 5: Solve for x
    x = 12,128,996,763,925,626/126,225,574.70
  6. Step 6: Final answer
    x = 96,089,851.78

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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.