Home / 1,147,717,212,210.50-1,721,817,603,426.80-372,308,922,172.97

Finding the Fourth Proportional to 1,147,717,212,210.50, 1,721,817,603,426.80 and 372,308,922,172.97

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Solution

The fourth proportional to 1,147,717,212,210.50, 1,721,817,603,426.80 and 372,308,922,172.97 is: 558,541,816,128.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,717,212,210.50 : 1,721,817,603,426.80 = 372,308,922,172.97 : x
  2. Step 2: Convert to fraction form
    1,147,717,212,210.50/1,721,817,603,426.80 = 372,308,922,172.97/x
  3. Step 3: Cross multiply
    1,147,717,212,210.50x = 1,721,817,603,426.80 × 372,308,922,172.97
  4. Step 4: Simplify right side
    1,147,717,212,210.50x = 641,048,056,110,278,170,902,528
  5. Step 5: Solve for x
    x = 641,048,056,110,278,170,902,528/1,147,717,212,210.50
  6. Step 6: Final answer
    x = 558,541,816,128.75

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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.