Home / 77,913,172.88-107,554,617.32-46,562,284.56

Finding the Fourth Proportional to 77,913,172.88, 107,554,617.32 and 46,562,284.56

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Solution

The fourth proportional to 77,913,172.88, 107,554,617.32 and 46,562,284.56 is: 64,276,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,913,172.88 : 107,554,617.32 = 46,562,284.56 : x
  2. Step 2: Convert to fraction form
    77,913,172.88/107,554,617.32 = 46,562,284.56/x
  3. Step 3: Cross multiply
    77,913,172.88x = 107,554,617.32 × 46,562,284.56
  4. Step 4: Simplify right side
    77,913,172.88x = 5,007,988,697,395,745
  5. Step 5: Solve for x
    x = 5,007,988,697,395,745/77,913,172.88
  6. Step 6: Final answer
    x = 64,276,533.89

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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.