Home / 85,280,434.29-117,686,999.39-46,122,210.83

Finding the Fourth Proportional to 85,280,434.29, 117,686,999.39 and 46,122,210.83

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Solution

The fourth proportional to 85,280,434.29, 117,686,999.39 and 46,122,210.83 is: 63,648,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,280,434.29 : 117,686,999.39 = 46,122,210.83 : x
  2. Step 2: Convert to fraction form
    85,280,434.29/117,686,999.39 = 46,122,210.83/x
  3. Step 3: Cross multiply
    85,280,434.29x = 117,686,999.39 × 46,122,210.83
  4. Step 4: Simplify right side
    85,280,434.29x = 5,427,984,596,996,616
  5. Step 5: Solve for x
    x = 5,427,984,596,996,616/85,280,434.29
  6. Step 6: Final answer
    x = 63,648,650.97

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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.