Home / 340,865,207.40-511,297,811.10-284,178,167.40

Finding the Fourth Proportional to 340,865,207.40, 511,297,811.10 and 284,178,167.40

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Solution

The fourth proportional to 340,865,207.40, 511,297,811.10 and 284,178,167.40 is: 426,267,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,865,207.40 : 511,297,811.10 = 284,178,167.40 : x
  2. Step 2: Convert to fraction form
    340,865,207.40/511,297,811.10 = 284,178,167.40/x
  3. Step 3: Cross multiply
    340,865,207.40x = 511,297,811.10 × 284,178,167.40
  4. Step 4: Simplify right side
    340,865,207.40x = 145,299,674,954,029,376
  5. Step 5: Solve for x
    x = 145,299,674,954,029,376/340,865,207.40
  6. Step 6: Final answer
    x = 426,267,251.10

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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.