Home / 186,318,924.66-257,121,169.32-108,048,950.28

Finding the Fourth Proportional to 186,318,924.66, 257,121,169.32 and 108,048,950.28

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Solution

The fourth proportional to 186,318,924.66, 257,121,169.32 and 108,048,950.28 is: 149,108,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,318,924.66 : 257,121,169.32 = 108,048,950.28 : x
  2. Step 2: Convert to fraction form
    186,318,924.66/257,121,169.32 = 108,048,950.28/x
  3. Step 3: Cross multiply
    186,318,924.66x = 257,121,169.32 × 108,048,950.28
  4. Step 4: Simplify right side
    186,318,924.66x = 27,781,672,439,792,140
  5. Step 5: Solve for x
    x = 27,781,672,439,792,140/186,318,924.66
  6. Step 6: Final answer
    x = 149,108,162.20

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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.