Home / 284,096,498.40-426,463,612.20-219,685,849.20

Finding the Fourth Proportional to 284,096,498.40, 426,463,612.20 and 219,685,849.20

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Solution

The fourth proportional to 284,096,498.40, 426,463,612.20 and 219,685,849.20 is: 329,775,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,096,498.40 : 426,463,612.20 = 219,685,849.20 : x
  2. Step 2: Convert to fraction form
    284,096,498.40/426,463,612.20 = 219,685,849.20/x
  3. Step 3: Cross multiply
    284,096,498.40x = 426,463,612.20 × 219,685,849.20
  4. Step 4: Simplify right side
    284,096,498.40x = 93,688,020,799,056,480
  5. Step 5: Solve for x
    x = 93,688,020,799,056,480/284,096,498.40
  6. Step 6: Final answer
    x = 329,775,345.09

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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.