Home / 413,176,039.40-618,329,168.40-284,035,876.40

Finding the Fourth Proportional to 413,176,039.40, 618,329,168.40 and 284,035,876.40

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Solution

The fourth proportional to 413,176,039.40, 618,329,168.40 and 284,035,876.40 is: 425,067,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,176,039.40 : 618,329,168.40 = 284,035,876.40 : x
  2. Step 2: Convert to fraction form
    413,176,039.40/618,329,168.40 = 284,035,876.40/x
  3. Step 3: Cross multiply
    413,176,039.40x = 618,329,168.40 × 284,035,876.40
  4. Step 4: Simplify right side
    413,176,039.40x = 175,627,667,250,177,152
  5. Step 5: Solve for x
    x = 175,627,667,250,177,152/413,176,039.40
  6. Step 6: Final answer
    x = 425,067,405.91

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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.