Home / 359,366,145.70-495,925,614.30-194,353,715.20

Finding the Fourth Proportional to 359,366,145.70, 495,925,614.30 and 194,353,715.20

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Solution

The fourth proportional to 359,366,145.70, 495,925,614.30 and 194,353,715.20 is: 268,208,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,366,145.70 : 495,925,614.30 = 194,353,715.20 : x
  2. Step 2: Convert to fraction form
    359,366,145.70/495,925,614.30 = 194,353,715.20/x
  3. Step 3: Cross multiply
    359,366,145.70x = 495,925,614.30 × 194,353,715.20
  4. Step 4: Simplify right side
    359,366,145.70x = 96,384,985,602,047,248
  5. Step 5: Solve for x
    x = 96,384,985,602,047,248/359,366,145.70
  6. Step 6: Final answer
    x = 268,208,307.20

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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.