Home / 330,795,019.40-495,436,701.90-194,746,123.40

Finding the Fourth Proportional to 330,795,019.40, 495,436,701.90 and 194,746,123.40

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Solution

The fourth proportional to 330,795,019.40, 495,436,701.90 and 194,746,123.40 is: 291,674,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,795,019.40 : 495,436,701.90 = 194,746,123.40 : x
  2. Step 2: Convert to fraction form
    330,795,019.40/495,436,701.90 = 194,746,123.40/x
  3. Step 3: Cross multiply
    330,795,019.40x = 495,436,701.90 × 194,746,123.40
  4. Step 4: Simplify right side
    330,795,019.40x = 96,484,377,085,106,416
  5. Step 5: Solve for x
    x = 96,484,377,085,106,416/330,795,019.40
  6. Step 6: Final answer
    x = 291,674,213.42

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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.