Home / 284,255,999.40-426,383,999.10-122,697,935.40

Finding the Fourth Proportional to 284,255,999.40, 426,383,999.10 and 122,697,935.40

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Solution

The fourth proportional to 284,255,999.40, 426,383,999.10 and 122,697,935.40 is: 184,046,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,255,999.40 : 426,383,999.10 = 122,697,935.40 : x
  2. Step 2: Convert to fraction form
    284,255,999.40/426,383,999.10 = 122,697,935.40/x
  3. Step 3: Cross multiply
    284,255,999.40x = 426,383,999.10 × 122,697,935.40
  4. Step 4: Simplify right side
    284,255,999.40x = 52,316,436,377,165,464
  5. Step 5: Solve for x
    x = 52,316,436,377,165,464/284,255,999.40
  6. Step 6: Final answer
    x = 184,046,903.10

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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.