Home / 1,289,476,904.59-1,934,594,845.13-416,061,887.95

Finding the Fourth Proportional to 1,289,476,904.59, 1,934,594,845.13 and 416,061,887.95

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Solution

The fourth proportional to 1,289,476,904.59, 1,934,594,845.13 and 416,061,887.95 is: 624,215,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,476,904.59 : 1,934,594,845.13 = 416,061,887.95 : x
  2. Step 2: Convert to fraction form
    1,289,476,904.59/1,934,594,845.13 = 416,061,887.95/x
  3. Step 3: Cross multiply
    1,289,476,904.59x = 1,934,594,845.13 × 416,061,887.95
  4. Step 4: Simplify right side
    1,289,476,904.59x = 804,911,183,683,125,632
  5. Step 5: Solve for x
    x = 804,911,183,683,125,632/1,289,476,904.59
  6. Step 6: Final answer
    x = 624,215,277.39

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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.