Home / 720,409,717,729.92-1,080,576,518,014.40-236,300,169,374.91

Finding the Fourth Proportional to 720,409,717,729.92, 1,080,576,518,014.40 and 236,300,169,374.91

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Solution

The fourth proportional to 720,409,717,729.92, 1,080,576,518,014.40 and 236,300,169,374.91 is: 354,437,770,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,409,717,729.92 : 1,080,576,518,014.40 = 236,300,169,374.91 : x
  2. Step 2: Convert to fraction form
    720,409,717,729.92/1,080,576,518,014.40 = 236,300,169,374.91/x
  3. Step 3: Cross multiply
    720,409,717,729.92x = 1,080,576,518,014.40 × 236,300,169,374.91
  4. Step 4: Simplify right side
    720,409,717,729.92x = 255,340,414,229,353,213,198,336
  5. Step 5: Solve for x
    x = 255,340,414,229,353,213,198,336/720,409,717,729.92
  6. Step 6: Final answer
    x = 354,437,770,542.51

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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.