Home / 85,640,557.76-118,184,057.16-46,482,342.57

Finding the Fourth Proportional to 85,640,557.76, 118,184,057.16 and 46,482,342.57

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Solution

The fourth proportional to 85,640,557.76, 118,184,057.16 and 46,482,342.57 is: 64,145,680.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,640,557.76 : 118,184,057.16 = 46,482,342.57 : x
  2. Step 2: Convert to fraction form
    85,640,557.76/118,184,057.16 = 46,482,342.57/x
  3. Step 3: Cross multiply
    85,640,557.76x = 118,184,057.16 × 46,482,342.57
  4. Step 4: Simplify right side
    85,640,557.76x = 5,493,471,831,223,581
  5. Step 5: Solve for x
    x = 5,493,471,831,223,581/85,640,557.76
  6. Step 6: Final answer
    x = 64,145,680.21

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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.