Home / 7,792,904,087.12-11,688,175,045.80-2,120,934,599.76

Finding the Fourth Proportional to 7,792,904,087.12, 11,688,175,045.80 and 2,120,934,599.76

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Solution

The fourth proportional to 7,792,904,087.12, 11,688,175,045.80 and 2,120,934,599.76 is: 3,181,080,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792,904,087.12 : 11,688,175,045.80 = 2,120,934,599.76 : x
  2. Step 2: Convert to fraction form
    7,792,904,087.12/11,688,175,045.80 = 2,120,934,599.76/x
  3. Step 3: Cross multiply
    7,792,904,087.12x = 11,688,175,045.80 × 2,120,934,599.76
  4. Step 4: Simplify right side
    7,792,904,087.12x = 24,789,854,862,688,641,024
  5. Step 5: Solve for x
    x = 24,789,854,862,688,641,024/7,792,904,087.12
  6. Step 6: Final answer
    x = 3,181,080,452.88

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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.