Home / 148,514,727.05-222,772,090.58-87,133,291.55

Finding the Fourth Proportional to 148,514,727.05, 222,772,090.58 and 87,133,291.55

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Solution

The fourth proportional to 148,514,727.05, 222,772,090.58 and 87,133,291.55 is: 130,699,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,514,727.05 : 222,772,090.58 = 87,133,291.55 : x
  2. Step 2: Convert to fraction form
    148,514,727.05/222,772,090.58 = 87,133,291.55/x
  3. Step 3: Cross multiply
    148,514,727.05x = 222,772,090.58 × 87,133,291.55
  4. Step 4: Simplify right side
    148,514,727.05x = 19,410,865,517,274,480
  5. Step 5: Solve for x
    x = 19,410,865,517,274,480/148,514,727.05
  6. Step 6: Final answer
    x = 130,699,937.33

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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.