Home / 122,670,208.70-183,849,015.45-65,190,016.70

Finding the Fourth Proportional to 122,670,208.70, 183,849,015.45 and 65,190,016.70

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Solution

The fourth proportional to 122,670,208.70, 183,849,015.45 and 65,190,016.70 is: 97,701,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,670,208.70 : 183,849,015.45 = 65,190,016.70 : x
  2. Step 2: Convert to fraction form
    122,670,208.70/183,849,015.45 = 65,190,016.70/x
  3. Step 3: Cross multiply
    122,670,208.70x = 183,849,015.45 × 65,190,016.70
  4. Step 4: Simplify right side
    122,670,208.70x = 11,985,120,387,464,058
  5. Step 5: Solve for x
    x = 11,985,120,387,464,058/122,670,208.70
  6. Step 6: Final answer
    x = 97,701,964.60

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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.