Home / 695,152,001.60-1,042,867,970.40-203,864,321.60

Finding the Fourth Proportional to 695,152,001.60, 1,042,867,970.40 and 203,864,321.60

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Solution

The fourth proportional to 695,152,001.60, 1,042,867,970.40 and 203,864,321.60 is: 305,837,530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,152,001.60 : 1,042,867,970.40 = 203,864,321.60 : x
  2. Step 2: Convert to fraction form
    695,152,001.60/1,042,867,970.40 = 203,864,321.60/x
  3. Step 3: Cross multiply
    695,152,001.60x = 1,042,867,970.40 × 203,864,321.60
  4. Step 4: Simplify right side
    695,152,001.60x = 212,603,571,303,964,864
  5. Step 5: Solve for x
    x = 212,603,571,303,964,864/695,152,001.60
  6. Step 6: Final answer
    x = 305,837,530.23

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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.