Home / 6,721,289,999.80-10,081,934,999.70-3,621,926,087.80

Finding the Fourth Proportional to 6,721,289,999.80, 10,081,934,999.70 and 3,621,926,087.80

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Solution

The fourth proportional to 6,721,289,999.80, 10,081,934,999.70 and 3,621,926,087.80 is: 5,432,889,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,289,999.80 : 10,081,934,999.70 = 3,621,926,087.80 : x
  2. Step 2: Convert to fraction form
    6,721,289,999.80/10,081,934,999.70 = 3,621,926,087.80/x
  3. Step 3: Cross multiply
    6,721,289,999.80x = 10,081,934,999.70 × 3,621,926,087.80
  4. Step 4: Simplify right side
    6,721,289,999.80x = 36,516,023,390,917,320,704
  5. Step 5: Solve for x
    x = 36,516,023,390,917,320,704/6,721,289,999.80
  6. Step 6: Final answer
    x = 5,432,889,131.70

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1.5x scale

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.