Home / 85,280,407.74-117,686,962.77-46,122,184.28

Finding the Fourth Proportional to 85,280,407.74, 117,686,962.77 and 46,122,184.28

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Solution

The fourth proportional to 85,280,407.74, 117,686,962.77 and 46,122,184.28 is: 63,648,614.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,280,407.74 : 117,686,962.77 = 46,122,184.28 : x
  2. Step 2: Convert to fraction form
    85,280,407.74/117,686,962.77 = 46,122,184.28/x
  3. Step 3: Cross multiply
    85,280,407.74x = 117,686,962.77 × 46,122,184.28
  4. Step 4: Simplify right side
    85,280,407.74x = 5,427,979,784,352,698
  5. Step 5: Solve for x
    x = 5,427,979,784,352,698/85,280,407.74
  6. Step 6: Final answer
    x = 63,648,614.36

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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.