Home / 717,384,621.20-1,076,076,931.80-232,710,429.20

Finding the Fourth Proportional to 717,384,621.20, 1,076,076,931.80 and 232,710,429.20

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Solution

The fourth proportional to 717,384,621.20, 1,076,076,931.80 and 232,710,429.20 is: 349,065,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,384,621.20 : 1,076,076,931.80 = 232,710,429.20 : x
  2. Step 2: Convert to fraction form
    717,384,621.20/1,076,076,931.80 = 232,710,429.20/x
  3. Step 3: Cross multiply
    717,384,621.20x = 1,076,076,931.80 × 232,710,429.20
  4. Step 4: Simplify right side
    717,384,621.20x = 250,414,324,651,397,120
  5. Step 5: Solve for x
    x = 250,414,324,651,397,120/717,384,621.20
  6. Step 6: Final answer
    x = 349,065,643.80

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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.