Home / 85,485,066.69-117,969,492.90-46,326,843.21

Finding the Fourth Proportional to 85,485,066.69, 117,969,492.90 and 46,326,843.21

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Solution

The fourth proportional to 85,485,066.69, 117,969,492.90 and 46,326,843.21 is: 63,931,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,485,066.69 : 117,969,492.90 = 46,326,843.21 : x
  2. Step 2: Convert to fraction form
    85,485,066.69/117,969,492.90 = 46,326,843.21/x
  3. Step 3: Cross multiply
    85,485,066.69x = 117,969,492.90 × 46,326,843.21
  4. Step 4: Simplify right side
    85,485,066.69x = 5,465,154,201,141,509
  5. Step 5: Solve for x
    x = 5,465,154,201,141,509/85,485,066.69
  6. Step 6: Final answer
    x = 63,931,098.29

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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.