Home / 5,661,176,081.69-7,812,446,669.66-3,120,802,296.50

Finding the Fourth Proportional to 5,661,176,081.69, 7,812,446,669.66 and 3,120,802,296.50

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Solution

The fourth proportional to 5,661,176,081.69, 7,812,446,669.66 and 3,120,802,296.50 is: 4,306,720,221.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,661,176,081.69 : 7,812,446,669.66 = 3,120,802,296.50 : x
  2. Step 2: Convert to fraction form
    5,661,176,081.69/7,812,446,669.66 = 3,120,802,296.50/x
  3. Step 3: Cross multiply
    5,661,176,081.69x = 7,812,446,669.66 × 3,120,802,296.50
  4. Step 4: Simplify right side
    5,661,176,081.69x = 24,381,101,507,927,445,504
  5. Step 5: Solve for x
    x = 24,381,101,507,927,445,504/5,661,176,081.69
  6. Step 6: Final answer
    x = 4,306,720,221.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.