Home / 103,723,898.70-143,147,143.26-59,071,755.30

Finding the Fourth Proportional to 103,723,898.70, 143,147,143.26 and 59,071,755.30

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Solution

The fourth proportional to 103,723,898.70, 143,147,143.26 and 59,071,755.30 is: 81,523,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,723,898.70 : 143,147,143.26 = 59,071,755.30 : x
  2. Step 2: Convert to fraction form
    103,723,898.70/143,147,143.26 = 59,071,755.30/x
  3. Step 3: Cross multiply
    103,723,898.70x = 143,147,143.26 × 59,071,755.30
  4. Step 4: Simplify right side
    103,723,898.70x = 8,455,953,018,548,763
  5. Step 5: Solve for x
    x = 8,455,953,018,548,763/103,723,898.70
  6. Step 6: Final answer
    x = 81,523,671.25

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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.