Home / 717,754,727.88-1,076,017,999.77-275,414,841.63

Finding the Fourth Proportional to 717,754,727.88, 1,076,017,999.77 and 275,414,841.63

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Solution

The fourth proportional to 717,754,727.88, 1,076,017,999.77 and 275,414,841.63 is: 412,886,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,754,727.88 : 1,076,017,999.77 = 275,414,841.63 : x
  2. Step 2: Convert to fraction form
    717,754,727.88/1,076,017,999.77 = 275,414,841.63/x
  3. Step 3: Cross multiply
    717,754,727.88x = 1,076,017,999.77 × 275,414,841.63
  4. Step 4: Simplify right side
    717,754,727.88x = 296,351,326,997,683,904
  5. Step 5: Solve for x
    x = 296,351,326,997,683,904/717,754,727.88
  6. Step 6: Final answer
    x = 412,886,624.76

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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.