Home / 82,929,935.80-124,489,382.10-48,870,472.60

Finding the Fourth Proportional to 82,929,935.80, 124,489,382.10 and 48,870,472.60

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Solution

The fourth proportional to 82,929,935.80, 124,489,382.10 and 48,870,472.60 is: 73,361,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,929,935.80 : 124,489,382.10 = 48,870,472.60 : x
  2. Step 2: Convert to fraction form
    82,929,935.80/124,489,382.10 = 48,870,472.60/x
  3. Step 3: Cross multiply
    82,929,935.80x = 124,489,382.10 × 48,870,472.60
  4. Step 4: Simplify right side
    82,929,935.80x = 6,083,854,936,908,980
  5. Step 5: Solve for x
    x = 6,083,854,936,908,980/82,929,935.80
  6. Step 6: Final answer
    x = 73,361,384.86

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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.