Home / 85,745,900.03-118,330,418.21-46,588,330.71

Finding the Fourth Proportional to 85,745,900.03, 118,330,418.21 and 46,588,330.71

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Solution

The fourth proportional to 85,745,900.03, 118,330,418.21 and 46,588,330.71 is: 64,292,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,745,900.03 : 118,330,418.21 = 46,588,330.71 : x
  2. Step 2: Convert to fraction form
    85,745,900.03/118,330,418.21 = 46,588,330.71/x
  3. Step 3: Cross multiply
    85,745,900.03x = 118,330,418.21 × 46,588,330.71
  4. Step 4: Simplify right side
    85,745,900.03x = 5,512,816,656,387,145
  5. Step 5: Solve for x
    x = 5,512,816,656,387,145/85,745,900.03
  6. Step 6: Final answer
    x = 64,292,481.10

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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.