Home / 4,748,611,950.32-7,122,978,543.20-1,254,987,239.36

Finding the Fourth Proportional to 4,748,611,950.32, 7,122,978,543.20 and 1,254,987,239.36

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Solution

The fourth proportional to 4,748,611,950.32, 7,122,978,543.20 and 1,254,987,239.36 is: 1,882,496,879.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748,611,950.32 : 7,122,978,543.20 = 1,254,987,239.36 : x
  2. Step 2: Convert to fraction form
    4,748,611,950.32/7,122,978,543.20 = 1,254,987,239.36/x
  3. Step 3: Cross multiply
    4,748,611,950.32x = 7,122,978,543.20 × 1,254,987,239.36
  4. Step 4: Simplify right side
    4,748,611,950.32x = 8,939,247,177,909,192,704
  5. Step 5: Solve for x
    x = 8,939,247,177,909,192,704/4,748,611,950.32
  6. Step 6: Final answer
    x = 1,882,496,879.39

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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.