Home / 284,813,854.23-427,285,210.41-90,736,324.95

Finding the Fourth Proportional to 284,813,854.23, 427,285,210.41 and 90,736,324.95

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Solution

The fourth proportional to 284,813,854.23, 427,285,210.41 and 90,736,324.95 is: 136,125,013.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,813,854.23 : 427,285,210.41 = 90,736,324.95 : x
  2. Step 2: Convert to fraction form
    284,813,854.23/427,285,210.41 = 90,736,324.95/x
  3. Step 3: Cross multiply
    284,813,854.23x = 427,285,210.41 × 90,736,324.95
  4. Step 4: Simplify right side
    284,813,854.23x = 38,770,289,698,090,888
  5. Step 5: Solve for x
    x = 38,770,289,698,090,888/284,813,854.23
  6. Step 6: Final answer
    x = 136,125,013.31

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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.