Home / 85,439,215.41-117,906,683.34-46,280,992.12

Finding the Fourth Proportional to 85,439,215.41, 117,906,683.34 and 46,280,992.12

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Solution

The fourth proportional to 85,439,215.41, 117,906,683.34 and 46,280,992.12 is: 63,868,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,215.41 : 117,906,683.34 = 46,280,992.12 : x
  2. Step 2: Convert to fraction form
    85,439,215.41/117,906,683.34 = 46,280,992.12/x
  3. Step 3: Cross multiply
    85,439,215.41x = 117,906,683.34 × 46,280,992.12
  4. Step 4: Simplify right side
    85,439,215.41x = 5,456,838,282,553,875
  5. Step 5: Solve for x
    x = 5,456,838,282,553,875/85,439,215.41
  6. Step 6: Final answer
    x = 63,868,075.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.