Home / 85,342,289.17-117,772,718.11-46,184,067.84

Finding the Fourth Proportional to 85,342,289.17, 117,772,718.11 and 46,184,067.84

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Solution

The fourth proportional to 85,342,289.17, 117,772,718.11 and 46,184,067.84 is: 63,734,207.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,342,289.17 : 117,772,718.11 = 46,184,067.84 : x
  2. Step 2: Convert to fraction form
    85,342,289.17/117,772,718.11 = 46,184,067.84/x
  3. Step 3: Cross multiply
    85,342,289.17x = 117,772,718.11 × 46,184,067.84
  4. Step 4: Simplify right side
    85,342,289.17x = 5,439,223,202,557,152
  5. Step 5: Solve for x
    x = 5,439,223,202,557,152/85,342,289.17
  6. Step 6: Final answer
    x = 63,734,207.92

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Double scale
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1.5x scale

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.