Home / 10,010,099,672.90-15,015,149,509.35-7,692,733,477.70

Finding the Fourth Proportional to 10,010,099,672.90, 15,015,149,509.35 and 7,692,733,477.70

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Solution

The fourth proportional to 10,010,099,672.90, 15,015,149,509.35 and 7,692,733,477.70 is: 11,539,100,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010,099,672.90 : 15,015,149,509.35 = 7,692,733,477.70 : x
  2. Step 2: Convert to fraction form
    10,010,099,672.90/15,015,149,509.35 = 7,692,733,477.70/x
  3. Step 3: Cross multiply
    10,010,099,672.90x = 15,015,149,509.35 × 7,692,733,477.70
  4. Step 4: Simplify right side
    10,010,099,672.90x = 115,507,543,303,247,478,784
  5. Step 5: Solve for x
    x = 115,507,543,303,247,478,784/10,010,099,672.90
  6. Step 6: Final answer
    x = 11,539,100,216.55

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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.