Home / 57,111,278-85,634,723.40-18,762,495.44

Finding the Fourth Proportional to 57,111,278, 85,634,723.40 and 18,762,495.44

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Solution

The fourth proportional to 57,111,278, 85,634,723.40 and 18,762,495.44 is: 28,133,166.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,111,278 : 85,634,723.40 = 18,762,495.44 : x
  2. Step 2: Convert to fraction form
    57,111,278/85,634,723.40 = 18,762,495.44/x
  3. Step 3: Cross multiply
    57,111,278x = 85,634,723.40 × 18,762,495.44
  4. Step 4: Simplify right side
    57,111,278x = 1,606,721,107,298,161.50
  5. Step 5: Solve for x
    x = 1,606,721,107,298,161.50/57,111,278
  6. Step 6: Final answer
    x = 28,133,166.75

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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.