Home / 85,439,214.41-117,906,681.96-46,280,991.12

Finding the Fourth Proportional to 85,439,214.41, 117,906,681.96 and 46,280,991.12

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Solution

The fourth proportional to 85,439,214.41, 117,906,681.96 and 46,280,991.12 is: 63,868,074.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,214.41 : 117,906,681.96 = 46,280,991.12 : x
  2. Step 2: Convert to fraction form
    85,439,214.41/117,906,681.96 = 46,280,991.12/x
  3. Step 3: Cross multiply
    85,439,214.41x = 117,906,681.96 × 46,280,991.12
  4. Step 4: Simplify right side
    85,439,214.41x = 5,456,838,100,779,424
  5. Step 5: Solve for x
    x = 5,456,838,100,779,424/85,439,214.41
  6. Step 6: Final answer
    x = 63,868,074.38

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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.