Home / 78,795,261.63-118,098,859.00-36,673,273.22

Finding the Fourth Proportional to 78,795,261.63, 118,098,859.00 and 36,673,273.22

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Solution

The fourth proportional to 78,795,261.63, 118,098,859.00 and 36,673,273.22 is: 54,966,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,795,261.63 : 118,098,859.00 = 36,673,273.22 : x
  2. Step 2: Convert to fraction form
    78,795,261.63/118,098,859.00 = 36,673,273.22/x
  3. Step 3: Cross multiply
    78,795,261.63x = 118,098,859.00 × 36,673,273.22
  4. Step 4: Simplify right side
    78,795,261.63x = 4,331,071,722,578,445
  5. Step 5: Solve for x
    x = 4,331,071,722,578,445/78,795,261.63
  6. Step 6: Final answer
    x = 54,966,144.32

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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.