Home / 111,839,986.07-167,681,985.98-49,557,425.92

Finding the Fourth Proportional to 111,839,986.07, 167,681,985.98 and 49,557,425.92

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Solution

The fourth proportional to 111,839,986.07, 167,681,985.98 and 49,557,425.92 is: 74,301,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,839,986.07 : 167,681,985.98 = 49,557,425.92 : x
  2. Step 2: Convert to fraction form
    111,839,986.07/167,681,985.98 = 49,557,425.92/x
  3. Step 3: Cross multiply
    111,839,986.07x = 167,681,985.98 × 49,557,425.92
  4. Step 4: Simplify right side
    111,839,986.07x = 8,309,887,598,598,547
  5. Step 5: Solve for x
    x = 8,309,887,598,598,547/111,839,986.07
  6. Step 6: Final answer
    x = 74,301,579.34

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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.