Home / 10,010,099,672.40-15,015,149,508.60-7,692,733,477.20

Finding the Fourth Proportional to 10,010,099,672.40, 15,015,149,508.60 and 7,692,733,477.20

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Solution

The fourth proportional to 10,010,099,672.40, 15,015,149,508.60 and 7,692,733,477.20 is: 11,539,100,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010,099,672.40 : 15,015,149,508.60 = 7,692,733,477.20 : x
  2. Step 2: Convert to fraction form
    10,010,099,672.40/15,015,149,508.60 = 7,692,733,477.20/x
  3. Step 3: Cross multiply
    10,010,099,672.40x = 15,015,149,508.60 × 7,692,733,477.20
  4. Step 4: Simplify right side
    10,010,099,672.40x = 115,507,543,289,970,343,936
  5. Step 5: Solve for x
    x = 115,507,543,289,970,343,936/10,010,099,672.40
  6. Step 6: Final answer
    x = 11,539,100,215.80

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Double scale
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1.5x scale

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.