Home / 470,454,826.22-705,762,635.40-193,954,891.48

Finding the Fourth Proportional to 470,454,826.22, 705,762,635.40 and 193,954,891.48

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Solution

The fourth proportional to 470,454,826.22, 705,762,635.40 and 193,954,891.48 is: 290,965,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,454,826.22 : 705,762,635.40 = 193,954,891.48 : x
  2. Step 2: Convert to fraction form
    470,454,826.22/705,762,635.40 = 193,954,891.48/x
  3. Step 3: Cross multiply
    470,454,826.22x = 705,762,635.40 × 193,954,891.48
  4. Step 4: Simplify right side
    470,454,826.22x = 136,886,115,359,317,632
  5. Step 5: Solve for x
    x = 136,886,115,359,317,632/470,454,826.22
  6. Step 6: Final answer
    x = 290,965,482.19

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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.