Home / 5,189,111,122.40-7,784,091,486.48-1,508,611,971.68

Finding the Fourth Proportional to 5,189,111,122.40, 7,784,091,486.48 and 1,508,611,971.68

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Solution

The fourth proportional to 5,189,111,122.40, 7,784,091,486.48 and 1,508,611,971.68 is: 2,263,041,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,111,122.40 : 7,784,091,486.48 = 1,508,611,971.68 : x
  2. Step 2: Convert to fraction form
    5,189,111,122.40/7,784,091,486.48 = 1,508,611,971.68/x
  3. Step 3: Cross multiply
    5,189,111,122.40x = 7,784,091,486.48 × 1,508,611,971.68
  4. Step 4: Simplify right side
    5,189,111,122.40x = 11,743,173,605,156,093,952
  5. Step 5: Solve for x
    x = 11,743,173,605,156,093,952/5,189,111,122.40
  6. Step 6: Final answer
    x = 2,263,041,458.96

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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.