Home / 320,728,081.26-442,604,752.01-174,050,365.26

Finding the Fourth Proportional to 320,728,081.26, 442,604,752.01 and 174,050,365.26

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Solution

The fourth proportional to 320,728,081.26, 442,604,752.01 and 174,050,365.26 is: 240,189,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,728,081.26 : 442,604,752.01 = 174,050,365.26 : x
  2. Step 2: Convert to fraction form
    320,728,081.26/442,604,752.01 = 174,050,365.26/x
  3. Step 3: Cross multiply
    320,728,081.26x = 442,604,752.01 × 174,050,365.26
  4. Step 4: Simplify right side
    320,728,081.26x = 77,035,518,750,068,944
  5. Step 5: Solve for x
    x = 77,035,518,750,068,944/320,728,081.26
  6. Step 6: Final answer
    x = 240,189,503.98

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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.