Home / 199,302,330.60-298,953,495.90-147,646,265.40

Finding the Fourth Proportional to 199,302,330.60, 298,953,495.90 and 147,646,265.40

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Solution

The fourth proportional to 199,302,330.60, 298,953,495.90 and 147,646,265.40 is: 221,469,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,302,330.60 : 298,953,495.90 = 147,646,265.40 : x
  2. Step 2: Convert to fraction form
    199,302,330.60/298,953,495.90 = 147,646,265.40/x
  3. Step 3: Cross multiply
    199,302,330.60x = 298,953,495.90 × 147,646,265.40
  4. Step 4: Simplify right side
    199,302,330.60x = 44,139,367,197,909,208
  5. Step 5: Solve for x
    x = 44,139,367,197,909,208/199,302,330.60
  6. Step 6: Final answer
    x = 221,469,398.10

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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.