Home / 228,889,585.14-315,875,933.64-131,123,336.82

Finding the Fourth Proportional to 228,889,585.14, 315,875,933.64 and 131,123,336.82

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Solution

The fourth proportional to 228,889,585.14, 315,875,933.64 and 131,123,336.82 is: 180,954,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,889,585.14 : 315,875,933.64 = 131,123,336.82 : x
  2. Step 2: Convert to fraction form
    228,889,585.14/315,875,933.64 = 131,123,336.82/x
  3. Step 3: Cross multiply
    228,889,585.14x = 315,875,933.64 × 131,123,336.82
  4. Step 4: Simplify right side
    228,889,585.14x = 41,418,706,440,009,688
  5. Step 5: Solve for x
    x = 41,418,706,440,009,688/228,889,585.14
  6. Step 6: Final answer
    x = 180,954,963.13

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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.