Home / 631,794,801,871.23-871,878,498,577.09-342,763,052,271.91

Finding the Fourth Proportional to 631,794,801,871.23, 871,878,498,577.09 and 342,763,052,271.91

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Solution

The fourth proportional to 631,794,801,871.23, 871,878,498,577.09 and 342,763,052,271.91 is: 473,013,919,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,794,801,871.23 : 871,878,498,577.09 = 342,763,052,271.91 : x
  2. Step 2: Convert to fraction form
    631,794,801,871.23/871,878,498,577.09 = 342,763,052,271.91/x
  3. Step 3: Cross multiply
    631,794,801,871.23x = 871,878,498,577.09 × 342,763,052,271.91
  4. Step 4: Simplify right side
    631,794,801,871.23x = 298,847,735,382,533,476,450,304
  5. Step 5: Solve for x
    x = 298,847,735,382,533,476,450,304/631,794,801,871.23
  6. Step 6: Final answer
    x = 473,013,919,230.45

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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.