Home / 714,285,605.41-1,071,432,019.70-222,957,688.66

Finding the Fourth Proportional to 714,285,605.41, 1,071,432,019.70 and 222,957,688.66

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Solution

The fourth proportional to 714,285,605.41, 1,071,432,019.70 and 222,957,688.66 is: 334,437,660.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,285,605.41 : 1,071,432,019.70 = 222,957,688.66 : x
  2. Step 2: Convert to fraction form
    714,285,605.41/1,071,432,019.70 = 222,957,688.66/x
  3. Step 3: Cross multiply
    714,285,605.41x = 1,071,432,019.70 × 222,957,688.66
  4. Step 4: Simplify right side
    714,285,605.41x = 238,884,006,665,681,440
  5. Step 5: Solve for x
    x = 238,884,006,665,681,440/714,285,605.41
  6. Step 6: Final answer
    x = 334,437,660.31

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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.