Home / 8,007,848,400.30-12,011,772,600.45-5,388,907,152.30

Finding the Fourth Proportional to 8,007,848,400.30, 12,011,772,600.45 and 5,388,907,152.30

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Solution

The fourth proportional to 8,007,848,400.30, 12,011,772,600.45 and 5,388,907,152.30 is: 8,083,360,728.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,848,400.30 : 12,011,772,600.45 = 5,388,907,152.30 : x
  2. Step 2: Convert to fraction form
    8,007,848,400.30/12,011,772,600.45 = 5,388,907,152.30/x
  3. Step 3: Cross multiply
    8,007,848,400.30x = 12,011,772,600.45 × 5,388,907,152.30
  4. Step 4: Simplify right side
    8,007,848,400.30x = 64,730,327,278,366,179,328
  5. Step 5: Solve for x
    x = 64,730,327,278,366,179,328/8,007,848,400.30
  6. Step 6: Final answer
    x = 8,083,360,728.45

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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.