Home / 85,640,556.76-118,184,055.78-46,482,341.57

Finding the Fourth Proportional to 85,640,556.76, 118,184,055.78 and 46,482,341.57

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Solution

The fourth proportional to 85,640,556.76, 118,184,055.78 and 46,482,341.57 is: 64,145,678.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,640,556.76 : 118,184,055.78 = 46,482,341.57 : x
  2. Step 2: Convert to fraction form
    85,640,556.76/118,184,055.78 = 46,482,341.57/x
  3. Step 3: Cross multiply
    85,640,556.76x = 118,184,055.78 × 46,482,341.57
  4. Step 4: Simplify right side
    85,640,556.76x = 5,493,471,648,920,472
  5. Step 5: Solve for x
    x = 5,493,471,648,920,472/85,640,556.76
  6. Step 6: Final answer
    x = 64,145,678.83

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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.