Home / 416,427,275.72-620,917,946.62-404,986,264.40

Finding the Fourth Proportional to 416,427,275.72, 620,917,946.62 and 404,986,264.40

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Solution

The fourth proportional to 416,427,275.72, 620,917,946.62 and 404,986,264.40 is: 603,858,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,427,275.72 : 620,917,946.62 = 404,986,264.40 : x
  2. Step 2: Convert to fraction form
    416,427,275.72/620,917,946.62 = 404,986,264.40/x
  3. Step 3: Cross multiply
    416,427,275.72x = 620,917,946.62 × 404,986,264.40
  4. Step 4: Simplify right side
    416,427,275.72x = 251,463,239,700,552,384
  5. Step 5: Solve for x
    x = 251,463,239,700,552,384/416,427,275.72
  6. Step 6: Final answer
    x = 603,858,715.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.