Home / 148,552,236-204,998,091.48-89,047,146.96

Finding the Fourth Proportional to 148,552,236, 204,998,091.48 and 89,047,146.96

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Solution

The fourth proportional to 148,552,236, 204,998,091.48 and 89,047,146.96 is: 122,882,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,552,236 : 204,998,091.48 = 89,047,146.96 : x
  2. Step 2: Convert to fraction form
    148,552,236/204,998,091.48 = 89,047,146.96/x
  3. Step 3: Cross multiply
    148,552,236x = 204,998,091.48 × 89,047,146.96
  4. Step 4: Simplify right side
    148,552,236x = 18,254,495,178,539,080
  5. Step 5: Solve for x
    x = 18,254,495,178,539,080/148,552,236
  6. Step 6: Final answer
    x = 122,882,668.55

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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.