Home / 10,120,108,294.88-15,160,392,817.68-6,971,766,780.32

Finding the Fourth Proportional to 10,120,108,294.88, 15,160,392,817.68 and 6,971,766,780.32

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Solution

The fourth proportional to 10,120,108,294.88, 15,160,392,817.68 and 6,971,766,780.32 is: 10,444,030,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,108,294.88 : 15,160,392,817.68 = 6,971,766,780.32 : x
  2. Step 2: Convert to fraction form
    10,120,108,294.88/15,160,392,817.68 = 6,971,766,780.32/x
  3. Step 3: Cross multiply
    10,120,108,294.88x = 15,160,392,817.68 × 6,971,766,780.32
  4. Step 4: Simplify right side
    10,120,108,294.88x = 105,694,723,022,903,345,152
  5. Step 5: Solve for x
    x = 105,694,723,022,903,345,152/10,120,108,294.88
  6. Step 6: Final answer
    x = 10,444,030,828.84

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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.