Home / 717,474,373.04-1,076,211,573.80-172,215,907.12

Finding the Fourth Proportional to 717,474,373.04, 1,076,211,573.80 and 172,215,907.12

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Solution

The fourth proportional to 717,474,373.04, 1,076,211,573.80 and 172,215,907.12 is: 258,323,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,474,373.04 : 1,076,211,573.80 = 172,215,907.12 : x
  2. Step 2: Convert to fraction form
    717,474,373.04/1,076,211,573.80 = 172,215,907.12/x
  3. Step 3: Cross multiply
    717,474,373.04x = 1,076,211,573.80 × 172,215,907.12
  4. Step 4: Simplify right side
    717,474,373.04x = 185,340,752,435,009,824
  5. Step 5: Solve for x
    x = 185,340,752,435,009,824/717,474,373.04
  6. Step 6: Final answer
    x = 258,323,864.10

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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.