Home / 202,216,511.16-279,066,697.74-118,573,016.76

Finding the Fourth Proportional to 202,216,511.16, 279,066,697.74 and 118,573,016.76

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Solution

The fourth proportional to 202,216,511.16, 279,066,697.74 and 118,573,016.76 is: 163,635,402.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,216,511.16 : 279,066,697.74 = 118,573,016.76 : x
  2. Step 2: Convert to fraction form
    202,216,511.16/279,066,697.74 = 118,573,016.76/x
  3. Step 3: Cross multiply
    202,216,511.16x = 279,066,697.74 × 118,573,016.76
  4. Step 4: Simplify right side
    202,216,511.16x = 33,089,780,228,282,876
  5. Step 5: Solve for x
    x = 33,089,780,228,282,876/202,216,511.16
  6. Step 6: Final answer
    x = 163,635,402.66

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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.