Home / 306,574,716.81-459,691,936.34-101,991,111.69

Finding the Fourth Proportional to 306,574,716.81, 459,691,936.34 and 101,991,111.69

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Solution

The fourth proportional to 306,574,716.81, 459,691,936.34 and 101,991,111.69 is: 152,930,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,574,716.81 : 459,691,936.34 = 101,991,111.69 : x
  2. Step 2: Convert to fraction form
    306,574,716.81/459,691,936.34 = 101,991,111.69/x
  3. Step 3: Cross multiply
    306,574,716.81x = 459,691,936.34 × 101,991,111.69
  4. Step 4: Simplify right side
    306,574,716.81x = 46,884,491,621,735,352
  5. Step 5: Solve for x
    x = 46,884,491,621,735,352/306,574,716.81
  6. Step 6: Final answer
    x = 152,930,065.82

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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.