Home / 78,890,457.58-108,866,742.99-44,083,434.04

Finding the Fourth Proportional to 78,890,457.58, 108,866,742.99 and 44,083,434.04

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Solution

The fourth proportional to 78,890,457.58, 108,866,742.99 and 44,083,434.04 is: 60,833,971.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,890,457.58 : 108,866,742.99 = 44,083,434.04 : x
  2. Step 2: Convert to fraction form
    78,890,457.58/108,866,742.99 = 44,083,434.04/x
  3. Step 3: Cross multiply
    78,890,457.58x = 108,866,742.99 × 44,083,434.04
  4. Step 4: Simplify right side
    78,890,457.58x = 4,799,219,883,749,297
  5. Step 5: Solve for x
    x = 4,799,219,883,749,297/78,890,457.58
  6. Step 6: Final answer
    x = 60,833,971.95

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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.