Home / 292,449,255,657.78-438,703,940,737.80-101,220,980,426.28

Finding the Fourth Proportional to 292,449,255,657.78, 438,703,940,737.80 and 101,220,980,426.28

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Solution

The fourth proportional to 292,449,255,657.78, 438,703,940,737.80 and 101,220,980,426.28 is: 151,841,873,895.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,449,255,657.78 : 438,703,940,737.80 = 101,220,980,426.28 : x
  2. Step 2: Convert to fraction form
    292,449,255,657.78/438,703,940,737.80 = 101,220,980,426.28/x
  3. Step 3: Cross multiply
    292,449,255,657.78x = 438,703,940,737.80 × 101,220,980,426.28
  4. Step 4: Simplify right side
    292,449,255,657.78x = 44,406,042,998,352,755,294,208
  5. Step 5: Solve for x
    x = 44,406,042,998,352,755,294,208/292,449,255,657.78
  6. Step 6: Final answer
    x = 151,841,873,895.27

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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.