Home / 554,115,995.40-830,625,785.10-262,470,505.80

Finding the Fourth Proportional to 554,115,995.40, 830,625,785.10 and 262,470,505.80

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Solution

The fourth proportional to 554,115,995.40, 830,625,785.10 and 262,470,505.80 is: 393,446,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,115,995.40 : 830,625,785.10 = 262,470,505.80 : x
  2. Step 2: Convert to fraction form
    554,115,995.40/830,625,785.10 = 262,470,505.80/x
  3. Step 3: Cross multiply
    554,115,995.40x = 830,625,785.10 × 262,470,505.80
  4. Step 4: Simplify right side
    554,115,995.40x = 218,014,769,945,719,104
  5. Step 5: Solve for x
    x = 218,014,769,945,719,104/554,115,995.40
  6. Step 6: Final answer
    x = 393,446,086.66

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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.