Home / 10,621,137,710.22-15,923,852,406.35-6,423,157,242.92

Finding the Fourth Proportional to 10,621,137,710.22, 15,923,852,406.35 and 6,423,157,242.92

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Solution

The fourth proportional to 10,621,137,710.22, 15,923,852,406.35 and 6,423,157,242.92 is: 9,629,986,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621,137,710.22 : 15,923,852,406.35 = 6,423,157,242.92 : x
  2. Step 2: Convert to fraction form
    10,621,137,710.22/15,923,852,406.35 = 6,423,157,242.92/x
  3. Step 3: Cross multiply
    10,621,137,710.22x = 15,923,852,406.35 × 6,423,157,242.92
  4. Step 4: Simplify right side
    10,621,137,710.22x = 102,281,407,918,991,441,920
  5. Step 5: Solve for x
    x = 102,281,407,918,991,441,920/10,621,137,710.22
  6. Step 6: Final answer
    x = 9,629,986,043.83

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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.