Home / 19,336,691,445.44-29,005,030,341.36-5,171,289,035.80

Finding the Fourth Proportional to 19,336,691,445.44, 29,005,030,341.36 and 5,171,289,035.80

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Solution

The fourth proportional to 19,336,691,445.44, 29,005,030,341.36 and 5,171,289,035.80 is: 7,756,931,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336,691,445.44 : 29,005,030,341.36 = 5,171,289,035.80 : x
  2. Step 2: Convert to fraction form
    19,336,691,445.44/29,005,030,341.36 = 5,171,289,035.80/x
  3. Step 3: Cross multiply
    19,336,691,445.44x = 29,005,030,341.36 × 5,171,289,035.80
  4. Step 4: Simplify right side
    19,336,691,445.44x = 149,993,395,387,321,319,424
  5. Step 5: Solve for x
    x = 149,993,395,387,321,319,424/19,336,691,445.44
  6. Step 6: Final answer
    x = 7,756,931,727.98

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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.