Home / 6,525,965,511.68-9,781,978,876.64-3,721,896,211.76

Finding the Fourth Proportional to 6,525,965,511.68, 9,781,978,876.64 and 3,721,896,211.76

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Solution

The fourth proportional to 6,525,965,511.68, 9,781,978,876.64 and 3,721,896,211.76 is: 5,578,869,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525,965,511.68 : 9,781,978,876.64 = 3,721,896,211.76 : x
  2. Step 2: Convert to fraction form
    6,525,965,511.68/9,781,978,876.64 = 3,721,896,211.76/x
  3. Step 3: Cross multiply
    6,525,965,511.68x = 9,781,978,876.64 × 3,721,896,211.76
  4. Step 4: Simplify right side
    6,525,965,511.68x = 36,407,510,124,482,756,608
  5. Step 5: Solve for x
    x = 36,407,510,124,482,756,608/6,525,965,511.68
  6. Step 6: Final answer
    x = 5,578,869,526.56

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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.