Home / 245,352,406.40-367,716,014.40-130,392,022.40

Finding the Fourth Proportional to 245,352,406.40, 367,716,014.40 and 130,392,022.40

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Solution

The fourth proportional to 245,352,406.40, 367,716,014.40 and 130,392,022.40 is: 195,421,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,352,406.40 : 367,716,014.40 = 130,392,022.40 : x
  2. Step 2: Convert to fraction form
    245,352,406.40/367,716,014.40 = 130,392,022.40/x
  3. Step 3: Cross multiply
    245,352,406.40x = 367,716,014.40 × 130,392,022.40
  4. Step 4: Simplify right side
    245,352,406.40x = 47,947,234,786,483,520
  5. Step 5: Solve for x
    x = 47,947,234,786,483,520/245,352,406.40
  6. Step 6: Final answer
    x = 195,421,905.54

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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.