Home / 77,033,376.51-115,563,055.53-25,903,241.07

Finding the Fourth Proportional to 77,033,376.51, 115,563,055.53 and 25,903,241.07

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Solution

The fourth proportional to 77,033,376.51, 115,563,055.53 and 25,903,241.07 is: 38,859,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,033,376.51 : 115,563,055.53 = 25,903,241.07 : x
  2. Step 2: Convert to fraction form
    77,033,376.51/115,563,055.53 = 25,903,241.07/x
  3. Step 3: Cross multiply
    77,033,376.51x = 115,563,055.53 × 25,903,241.07
  4. Step 4: Simplify right side
    77,033,376.51x = 2,993,457,686,179,386.50
  5. Step 5: Solve for x
    x = 2,993,457,686,179,386.50/77,033,376.51
  6. Step 6: Final answer
    x = 38,859,229.88

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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.