Home / 714,759,605.20-1,072,201,170.12-197,190,046

Finding the Fourth Proportional to 714,759,605.20, 1,072,201,170.12 and 197,190,046

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Solution

The fourth proportional to 714,759,605.20, 1,072,201,170.12 and 197,190,046 is: 295,802,108.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,759,605.20 : 1,072,201,170.12 = 197,190,046 : x
  2. Step 2: Convert to fraction form
    714,759,605.20/1,072,201,170.12 = 197,190,046/x
  3. Step 3: Cross multiply
    714,759,605.20x = 1,072,201,170.12 × 197,190,046
  4. Step 4: Simplify right side
    714,759,605.20x = 211,427,398,057,216,640
  5. Step 5: Solve for x
    x = 211,427,398,057,216,640/714,759,605.20
  6. Step 6: Final answer
    x = 295,802,108.18

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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.