Home / 85,932,507.12-118,589,989.32-46,772,391.12

Finding the Fourth Proportional to 85,932,507.12, 118,589,989.32 and 46,772,391.12

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Solution

The fourth proportional to 85,932,507.12, 118,589,989.32 and 46,772,391.12 is: 64,547,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,932,507.12 : 118,589,989.32 = 46,772,391.12 : x
  2. Step 2: Convert to fraction form
    85,932,507.12/118,589,989.32 = 46,772,391.12/x
  3. Step 3: Cross multiply
    85,932,507.12x = 118,589,989.32 × 46,772,391.12
  4. Step 4: Simplify right side
    85,932,507.12x = 5,546,737,363,391,662
  5. Step 5: Solve for x
    x = 5,546,737,363,391,662/85,932,507.12
  6. Step 6: Final answer
    x = 64,547,603.10

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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.