Home / 74,025,609.40-102,158,532.82-40,985,857.53

Finding the Fourth Proportional to 74,025,609.40, 102,158,532.82 and 40,985,857.53

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Solution

The fourth proportional to 74,025,609.40, 102,158,532.82 and 40,985,857.53 is: 56,562,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,025,609.40 : 102,158,532.82 = 40,985,857.53 : x
  2. Step 2: Convert to fraction form
    74,025,609.40/102,158,532.82 = 40,985,857.53/x
  3. Step 3: Cross multiply
    74,025,609.40x = 102,158,532.82 × 40,985,857.53
  4. Step 4: Simplify right side
    74,025,609.40x = 4,187,055,071,634,349
  5. Step 5: Solve for x
    x = 4,187,055,071,634,349/74,025,609.40
  6. Step 6: Final answer
    x = 56,562,250.63

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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.