Home / 82,990,728.22-124,486,566.35-34,468,582.04

Finding the Fourth Proportional to 82,990,728.22, 124,486,566.35 and 34,468,582.04

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Solution

The fourth proportional to 82,990,728.22, 124,486,566.35 and 34,468,582.04 is: 51,703,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,990,728.22 : 124,486,566.35 = 34,468,582.04 : x
  2. Step 2: Convert to fraction form
    82,990,728.22/124,486,566.35 = 34,468,582.04/x
  3. Step 3: Cross multiply
    82,990,728.22x = 124,486,566.35 × 34,468,582.04
  4. Step 4: Simplify right side
    82,990,728.22x = 4,290,875,425,251,751.50
  5. Step 5: Solve for x
    x = 4,290,875,425,251,751.50/82,990,728.22
  6. Step 6: Final answer
    x = 51,703,069.94

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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.