Home / 85,588,662.07-118,112,353.67-48,920,020.39

Finding the Fourth Proportional to 85,588,662.07, 118,112,353.67 and 48,920,020.39

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Solution

The fourth proportional to 85,588,662.07, 118,112,353.67 and 48,920,020.39 is: 67,509,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,588,662.07 : 118,112,353.67 = 48,920,020.39 : x
  2. Step 2: Convert to fraction form
    85,588,662.07/118,112,353.67 = 48,920,020.39/x
  3. Step 3: Cross multiply
    85,588,662.07x = 118,112,353.67 × 48,920,020.39
  4. Step 4: Simplify right side
    85,588,662.07x = 5,778,058,749,847,291
  5. Step 5: Solve for x
    x = 5,778,058,749,847,291/85,588,662.07
  6. Step 6: Final answer
    x = 67,509,628.15

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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.