Home / 113,546,312.70-170,317,024.73-31,663,010.94

Finding the Fourth Proportional to 113,546,312.70, 170,317,024.73 and 31,663,010.94

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Solution

The fourth proportional to 113,546,312.70, 170,317,024.73 and 31,663,010.94 is: 47,493,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,546,312.70 : 170,317,024.73 = 31,663,010.94 : x
  2. Step 2: Convert to fraction form
    113,546,312.70/170,317,024.73 = 31,663,010.94/x
  3. Step 3: Cross multiply
    113,546,312.70x = 170,317,024.73 × 31,663,010.94
  4. Step 4: Simplify right side
    113,546,312.70x = 5,392,749,817,294,240
  5. Step 5: Solve for x
    x = 5,392,749,817,294,240/113,546,312.70
  6. Step 6: Final answer
    x = 47,493,834.80

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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.