Home / 181,920,554.22-251,075,968.47-115,819,937.22

Finding the Fourth Proportional to 181,920,554.22, 251,075,968.47 and 115,819,937.22

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Solution

The fourth proportional to 181,920,554.22, 251,075,968.47 and 115,819,937.22 is: 159,847,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,920,554.22 : 251,075,968.47 = 115,819,937.22 : x
  2. Step 2: Convert to fraction form
    181,920,554.22/251,075,968.47 = 115,819,937.22/x
  3. Step 3: Cross multiply
    181,920,554.22x = 251,075,968.47 × 115,819,937.22
  4. Step 4: Simplify right side
    181,920,554.22x = 29,079,602,905,646,100
  5. Step 5: Solve for x
    x = 29,079,602,905,646,100/181,920,554.22
  6. Step 6: Final answer
    x = 159,847,813.96

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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.