Home / 613,470,077.80-920,205,116.70-354,552,022.60

Finding the Fourth Proportional to 613,470,077.80, 920,205,116.70 and 354,552,022.60

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Solution

The fourth proportional to 613,470,077.80, 920,205,116.70 and 354,552,022.60 is: 531,828,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,470,077.80 : 920,205,116.70 = 354,552,022.60 : x
  2. Step 2: Convert to fraction form
    613,470,077.80/920,205,116.70 = 354,552,022.60/x
  3. Step 3: Cross multiply
    613,470,077.80x = 920,205,116.70 × 354,552,022.60
  4. Step 4: Simplify right side
    613,470,077.80x = 326,260,585,332,854,080
  5. Step 5: Solve for x
    x = 326,260,585,332,854,080/613,470,077.80
  6. Step 6: Final answer
    x = 531,828,033.90

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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.