Home / 80,476,084.41-111,050,664.86-45,668,774.73

Finding the Fourth Proportional to 80,476,084.41, 111,050,664.86 and 45,668,774.73

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Solution

The fourth proportional to 80,476,084.41, 111,050,664.86 and 45,668,774.73 is: 63,019,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,476,084.41 : 111,050,664.86 = 45,668,774.73 : x
  2. Step 2: Convert to fraction form
    80,476,084.41/111,050,664.86 = 45,668,774.73/x
  3. Step 3: Cross multiply
    80,476,084.41x = 111,050,664.86 × 45,668,774.73
  4. Step 4: Simplify right side
    80,476,084.41x = 5,071,547,797,638,679
  5. Step 5: Solve for x
    x = 5,071,547,797,638,679/80,476,084.41
  6. Step 6: Final answer
    x = 63,019,316.05

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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.