Home / 165,254,719.32-228,046,933.90-89,898,548.76

Finding the Fourth Proportional to 165,254,719.32, 228,046,933.90 and 89,898,548.76

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Solution

The fourth proportional to 165,254,719.32, 228,046,933.90 and 89,898,548.76 is: 124,057,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,254,719.32 : 228,046,933.90 = 89,898,548.76 : x
  2. Step 2: Convert to fraction form
    165,254,719.32/228,046,933.90 = 89,898,548.76/x
  3. Step 3: Cross multiply
    165,254,719.32x = 228,046,933.90 × 89,898,548.76
  4. Step 4: Simplify right side
    165,254,719.32x = 20,501,088,406,777,648
  5. Step 5: Solve for x
    x = 20,501,088,406,777,648/165,254,719.32
  6. Step 6: Final answer
    x = 124,057,506.44

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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.