Home / 695,518,329.60-1,043,277,494.40-522,055,987.20

Finding the Fourth Proportional to 695,518,329.60, 1,043,277,494.40 and 522,055,987.20

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Solution

The fourth proportional to 695,518,329.60, 1,043,277,494.40 and 522,055,987.20 is: 783,083,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,518,329.60 : 1,043,277,494.40 = 522,055,987.20 : x
  2. Step 2: Convert to fraction form
    695,518,329.60/1,043,277,494.40 = 522,055,987.20/x
  3. Step 3: Cross multiply
    695,518,329.60x = 1,043,277,494.40 × 522,055,987.20
  4. Step 4: Simplify right side
    695,518,329.60x = 544,649,262,262,534,464
  5. Step 5: Solve for x
    x = 544,649,262,262,534,464/695,518,329.60
  6. Step 6: Final answer
    x = 783,083,980.80

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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.