Home / 148,503,465.40-223,091,121.30-103,153,833.40

Finding the Fourth Proportional to 148,503,465.40, 223,091,121.30 and 103,153,833.40

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Solution

The fourth proportional to 148,503,465.40, 223,091,121.30 and 103,153,833.40 is: 154,964,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,503,465.40 : 223,091,121.30 = 103,153,833.40 : x
  2. Step 2: Convert to fraction form
    148,503,465.40/223,091,121.30 = 103,153,833.40/x
  3. Step 3: Cross multiply
    148,503,465.40x = 223,091,121.30 × 103,153,833.40
  4. Step 4: Simplify right side
    148,503,465.40x = 23,012,704,359,599,392
  5. Step 5: Solve for x
    x = 23,012,704,359,599,392/148,503,465.40
  6. Step 6: Final answer
    x = 154,964,089.88

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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.