Home / 359,366,143.70-495,925,611.54-194,353,713.20

Finding the Fourth Proportional to 359,366,143.70, 495,925,611.54 and 194,353,713.20

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Solution

The fourth proportional to 359,366,143.70, 495,925,611.54 and 194,353,713.20 is: 268,208,304.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,366,143.70 : 495,925,611.54 = 194,353,713.20 : x
  2. Step 2: Convert to fraction form
    359,366,143.70/495,925,611.54 = 194,353,713.20/x
  3. Step 3: Cross multiply
    359,366,143.70x = 495,925,611.54 × 194,353,713.20
  4. Step 4: Simplify right side
    359,366,143.70x = 96,384,984,073,779,776
  5. Step 5: Solve for x
    x = 96,384,984,073,779,776/359,366,143.70
  6. Step 6: Final answer
    x = 268,208,304.44

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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.