Home / 947,783,201.46-1,421,868,702.03-325,917,671.38

Finding the Fourth Proportional to 947,783,201.46, 1,421,868,702.03 and 325,917,671.38

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Solution

The fourth proportional to 947,783,201.46, 1,421,868,702.03 and 325,917,671.38 is: 488,943,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,783,201.46 : 1,421,868,702.03 = 325,917,671.38 : x
  2. Step 2: Convert to fraction form
    947,783,201.46/1,421,868,702.03 = 325,917,671.38/x
  3. Step 3: Cross multiply
    947,783,201.46x = 1,421,868,702.03 × 325,917,671.38
  4. Step 4: Simplify right side
    947,783,201.46x = 463,412,136,373,720,640
  5. Step 5: Solve for x
    x = 463,412,136,373,720,640/947,783,201.46
  6. Step 6: Final answer
    x = 488,943,184.12

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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.