Home / 278,627,973.84-417,032,516.64-204,832,219.14

Finding the Fourth Proportional to 278,627,973.84, 417,032,516.64 and 204,832,219.14

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Solution

The fourth proportional to 278,627,973.84, 417,032,516.64 and 204,832,219.14 is: 306,579,754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,627,973.84 : 417,032,516.64 = 204,832,219.14 : x
  2. Step 2: Convert to fraction form
    278,627,973.84/417,032,516.64 = 204,832,219.14/x
  3. Step 3: Cross multiply
    278,627,973.84x = 417,032,516.64 × 204,832,219.14
  4. Step 4: Simplify right side
    278,627,973.84x = 85,421,695,836,910,160
  5. Step 5: Solve for x
    x = 85,421,695,836,910,160/278,627,973.84
  6. Step 6: Final answer
    x = 306,579,754.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.