Home / 7,341,065,006.40-11,010,067,192.80-2,685,132,129.60

Finding the Fourth Proportional to 7,341,065,006.40, 11,010,067,192.80 and 2,685,132,129.60

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Solution

The fourth proportional to 7,341,065,006.40, 11,010,067,192.80 and 2,685,132,129.60 is: 4,027,138,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,065,006.40 : 11,010,067,192.80 = 2,685,132,129.60 : x
  2. Step 2: Convert to fraction form
    7,341,065,006.40/11,010,067,192.80 = 2,685,132,129.60/x
  3. Step 3: Cross multiply
    7,341,065,006.40x = 11,010,067,192.80 × 2,685,132,129.60
  4. Step 4: Simplify right side
    7,341,065,006.40x = 29,563,485,168,442,155,008
  5. Step 5: Solve for x
    x = 29,563,485,168,442,155,008/7,341,065,006.40
  6. Step 6: Final answer
    x = 4,027,138,452.35

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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.