Home / 205,546,041,213.61-308,317,818,248.47-111,814,676,017.51

Finding the Fourth Proportional to 205,546,041,213.61, 308,317,818,248.47 and 111,814,676,017.51

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Solution

The fourth proportional to 205,546,041,213.61, 308,317,818,248.47 and 111,814,676,017.51 is: 167,721,337,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,546,041,213.61 : 308,317,818,248.47 = 111,814,676,017.51 : x
  2. Step 2: Convert to fraction form
    205,546,041,213.61/308,317,818,248.47 = 111,814,676,017.51/x
  3. Step 3: Cross multiply
    205,546,041,213.61x = 308,317,818,248.47 × 111,814,676,017.51
  4. Step 4: Simplify right side
    205,546,041,213.61x = 34,474,456,957,878,198,599,680
  5. Step 5: Solve for x
    x = 34,474,456,957,878,198,599,680/205,546,041,213.61
  6. Step 6: Final answer
    x = 167,721,337,537.47

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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.