Home / 188,702,488.32-260,366,345.64-106,166,158.08

Finding the Fourth Proportional to 188,702,488.32, 260,366,345.64 and 106,166,158.08

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Solution

The fourth proportional to 188,702,488.32, 260,366,345.64 and 106,166,158.08 is: 146,485,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,702,488.32 : 260,366,345.64 = 106,166,158.08 : x
  2. Step 2: Convert to fraction form
    188,702,488.32/260,366,345.64 = 106,166,158.08/x
  3. Step 3: Cross multiply
    188,702,488.32x = 260,366,345.64 × 106,166,158.08
  4. Step 4: Simplify right side
    188,702,488.32x = 27,642,094,609,928,156
  5. Step 5: Solve for x
    x = 27,642,094,609,928,156/188,702,488.32
  6. Step 6: Final answer
    x = 146,485,056.22

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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.