Home / 1,147,717,212,210-1,721,817,603,426-372,308,922,172.47

Finding the Fourth Proportional to 1,147,717,212,210, 1,721,817,603,426 and 372,308,922,172.47

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Solution

The fourth proportional to 1,147,717,212,210, 1,721,817,603,426 and 372,308,922,172.47 is: 558,541,816,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,717,212,210 : 1,721,817,603,426 = 372,308,922,172.47 : x
  2. Step 2: Convert to fraction form
    1,147,717,212,210/1,721,817,603,426 = 372,308,922,172.47/x
  3. Step 3: Cross multiply
    1,147,717,212,210x = 1,721,817,603,426 × 372,308,922,172.47
  4. Step 4: Simplify right side
    1,147,717,212,210x = 641,048,056,109,119,335,038,976
  5. Step 5: Solve for x
    x = 641,048,056,109,119,335,038,976/1,147,717,212,210
  6. Step 6: Final answer
    x = 558,541,816,127.98

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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.