Home / 295,287,909.24-407,508,972-169,839,905.52

Finding the Fourth Proportional to 295,287,909.24, 407,508,972 and 169,839,905.52

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Solution

The fourth proportional to 295,287,909.24, 407,508,972 and 169,839,905.52 is: 234,385,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,287,909.24 : 407,508,972 = 169,839,905.52 : x
  2. Step 2: Convert to fraction form
    295,287,909.24/407,508,972 = 169,839,905.52/x
  3. Step 3: Cross multiply
    295,287,909.24x = 407,508,972 × 169,839,905.52
  4. Step 4: Simplify right side
    295,287,909.24x = 69,211,285,303,032,328
  5. Step 5: Solve for x
    x = 69,211,285,303,032,328/295,287,909.24
  6. Step 6: Final answer
    x = 234,385,774.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.