Home / 495,925,365.54-743,427,521.46-219,428,902.98

Finding the Fourth Proportional to 495,925,365.54, 743,427,521.46 and 219,428,902.98

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Solution

The fourth proportional to 495,925,365.54, 743,427,521.46 and 219,428,902.98 is: 328,939,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,925,365.54 : 743,427,521.46 = 219,428,902.98 : x
  2. Step 2: Convert to fraction form
    495,925,365.54/743,427,521.46 = 219,428,902.98/x
  3. Step 3: Cross multiply
    495,925,365.54x = 743,427,521.46 × 219,428,902.98
  4. Step 4: Simplify right side
    495,925,365.54x = 163,129,485,479,108,224
  5. Step 5: Solve for x
    x = 163,129,485,479,108,224/495,925,365.54
  6. Step 6: Final answer
    x = 328,939,588.12

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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.