Home / 1,029,131,260,724.70-1,422,238,817,413.40-843,440,087,179.40

Finding the Fourth Proportional to 1,029,131,260,724.70, 1,422,238,817,413.40 and 843,440,087,179.40

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Solution

The fourth proportional to 1,029,131,260,724.70, 1,422,238,817,413.40 and 843,440,087,179.40 is: 1,165,617,329,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,131,260,724.70 : 1,422,238,817,413.40 = 843,440,087,179.40 : x
  2. Step 2: Convert to fraction form
    1,029,131,260,724.70/1,422,238,817,413.40 = 843,440,087,179.40/x
  3. Step 3: Cross multiply
    1,029,131,260,724.70x = 1,422,238,817,413.40 × 843,440,087,179.40
  4. Step 4: Simplify right side
    1,029,131,260,724.70x = 1,199,573,232,149,084,789,276,672
  5. Step 5: Solve for x
    x = 1,199,573,232,149,084,789,276,672/1,029,131,260,724.70
  6. Step 6: Final answer
    x = 1,165,617,329,809.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.