Home / 113,707,586-156,916,468.93-61,496,621.66

Finding the Fourth Proportional to 113,707,586, 156,916,468.93 and 61,496,621.66

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Solution

The fourth proportional to 113,707,586, 156,916,468.93 and 61,496,621.66 is: 84,865,338.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,707,586 : 156,916,468.93 = 61,496,621.66 : x
  2. Step 2: Convert to fraction form
    113,707,586/156,916,468.93 = 61,496,621.66/x
  3. Step 3: Cross multiply
    113,707,586x = 156,916,468.93 × 61,496,621.66
  4. Step 4: Simplify right side
    113,707,586x = 9,649,832,722,011,354
  5. Step 5: Solve for x
    x = 9,649,832,722,011,354/113,707,586
  6. Step 6: Final answer
    x = 84,865,338.03

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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.