Home / 218,465,963.48-301,487,473.86-119,353,130.39

Finding the Fourth Proportional to 218,465,963.48, 301,487,473.86 and 119,353,130.39

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Solution

The fourth proportional to 218,465,963.48, 301,487,473.86 and 119,353,130.39 is: 164,709,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,465,963.48 : 301,487,473.86 = 119,353,130.39 : x
  2. Step 2: Convert to fraction form
    218,465,963.48/301,487,473.86 = 119,353,130.39/x
  3. Step 3: Cross multiply
    218,465,963.48x = 301,487,473.86 × 119,353,130.39
  4. Step 4: Simplify right side
    218,465,963.48x = 35,983,473,777,056,864
  5. Step 5: Solve for x
    x = 35,983,473,777,056,864/218,465,963.48
  6. Step 6: Final answer
    x = 164,709,747.94

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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.