Home / 85,520,762.20-118,014,106.49-48,348,820.04

Finding the Fourth Proportional to 85,520,762.20, 118,014,106.49 and 48,348,820.04

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Solution

The fourth proportional to 85,520,762.20, 118,014,106.49 and 48,348,820.04 is: 66,718,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,520,762.20 : 118,014,106.49 = 48,348,820.04 : x
  2. Step 2: Convert to fraction form
    85,520,762.20/118,014,106.49 = 48,348,820.04/x
  3. Step 3: Cross multiply
    85,520,762.20x = 118,014,106.49 × 48,348,820.04
  4. Step 4: Simplify right side
    85,520,762.20x = 5,705,842,796,215,899
  5. Step 5: Solve for x
    x = 5,705,842,796,215,899/85,520,762.20
  6. Step 6: Final answer
    x = 66,718,801.95

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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.