Home / 177,887,602.39-245,471,488.05-108,265,288.45

Finding the Fourth Proportional to 177,887,602.39, 245,471,488.05 and 108,265,288.45

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Solution

The fourth proportional to 177,887,602.39, 245,471,488.05 and 108,265,288.45 is: 149,397,940.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,887,602.39 : 245,471,488.05 = 108,265,288.45 : x
  2. Step 2: Convert to fraction form
    177,887,602.39/245,471,488.05 = 108,265,288.45/x
  3. Step 3: Cross multiply
    177,887,602.39x = 245,471,488.05 × 108,265,288.45
  4. Step 4: Simplify right side
    177,887,602.39x = 26,576,041,459,983,980
  5. Step 5: Solve for x
    x = 26,576,041,459,983,980/177,887,602.39
  6. Step 6: Final answer
    x = 149,397,940.63

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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.