Home / 85,339,627.08-117,768,685.50-46,181,403.81

Finding the Fourth Proportional to 85,339,627.08, 117,768,685.50 and 46,181,403.81

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Solution

The fourth proportional to 85,339,627.08, 117,768,685.50 and 46,181,403.81 is: 63,730,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,339,627.08 : 117,768,685.50 = 46,181,403.81 : x
  2. Step 2: Convert to fraction form
    85,339,627.08/117,768,685.50 = 46,181,403.81/x
  3. Step 3: Cross multiply
    85,339,627.08x = 117,768,685.50 × 46,181,403.81
  4. Step 4: Simplify right side
    85,339,627.08x = 5,438,723,221,248,392
  5. Step 5: Solve for x
    x = 5,438,723,221,248,392/85,339,627.08
  6. Step 6: Final answer
    x = 63,730,337.33

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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.