Home / 714,285,606.66-1,071,432,021.58-222,957,689.91

Finding the Fourth Proportional to 714,285,606.66, 1,071,432,021.58 and 222,957,689.91

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Solution

The fourth proportional to 714,285,606.66, 1,071,432,021.58 and 222,957,689.91 is: 334,437,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,285,606.66 : 1,071,432,021.58 = 222,957,689.91 : x
  2. Step 2: Convert to fraction form
    714,285,606.66/1,071,432,021.58 = 222,957,689.91/x
  3. Step 3: Cross multiply
    714,285,606.66x = 1,071,432,021.58 × 222,957,689.91
  4. Step 4: Simplify right side
    714,285,606.66x = 238,884,008,427,078,080
  5. Step 5: Solve for x
    x = 238,884,008,427,078,080/714,285,606.66
  6. Step 6: Final answer
    x = 334,437,662.19

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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.