Home / 10,618,990,930.40-15,946,626,248.40-6,954,740,664.80

Finding the Fourth Proportional to 10,618,990,930.40, 15,946,626,248.40 and 6,954,740,664.80

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Solution

The fourth proportional to 10,618,990,930.40, 15,946,626,248.40 and 6,954,740,664.80 is: 10,443,991,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,990,930.40 : 15,946,626,248.40 = 6,954,740,664.80 : x
  2. Step 2: Convert to fraction form
    10,618,990,930.40/15,946,626,248.40 = 6,954,740,664.80/x
  3. Step 3: Cross multiply
    10,618,990,930.40x = 15,946,626,248.40 × 6,954,740,664.80
  4. Step 4: Simplify right side
    10,618,990,930.40x = 110,904,650,036,114,538,496
  5. Step 5: Solve for x
    x = 110,904,650,036,114,538,496/10,618,990,930.40
  6. Step 6: Final answer
    x = 10,443,991,407.75

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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.