Home / 10,621,137,618.93-15,923,852,269.25-6,423,157,151.29

Finding the Fourth Proportional to 10,621,137,618.93, 15,923,852,269.25 and 6,423,157,151.29

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Solution

The fourth proportional to 10,621,137,618.93, 15,923,852,269.25 and 6,423,157,151.29 is: 9,629,985,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621,137,618.93 : 15,923,852,269.25 = 6,423,157,151.29 : x
  2. Step 2: Convert to fraction form
    10,621,137,618.93/15,923,852,269.25 = 6,423,157,151.29/x
  3. Step 3: Cross multiply
    10,621,137,618.93x = 15,923,852,269.25 × 6,423,157,151.29
  4. Step 4: Simplify right side
    10,621,137,618.93x = 102,281,405,579,318,624,256
  5. Step 5: Solve for x
    x = 102,281,405,579,318,624,256/10,621,137,618.93
  6. Step 6: Final answer
    x = 9,629,985,906.31

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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.