Home / 748,565,970.10-1,120,696,619.10-727,042,609.60

Finding the Fourth Proportional to 748,565,970.10, 1,120,696,619.10 and 727,042,609.60

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Solution

The fourth proportional to 748,565,970.10, 1,120,696,619.10 and 727,042,609.60 is: 1,088,473,464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,565,970.10 : 1,120,696,619.10 = 727,042,609.60 : x
  2. Step 2: Convert to fraction form
    748,565,970.10/1,120,696,619.10 = 727,042,609.60/x
  3. Step 3: Cross multiply
    748,565,970.10x = 1,120,696,619.10 × 727,042,609.60
  4. Step 4: Simplify right side
    748,565,970.10x = 814,794,194,520,361,216
  5. Step 5: Solve for x
    x = 814,794,194,520,361,216/748,565,970.10
  6. Step 6: Final answer
    x = 1,088,473,464.02

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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.