Home / 85,339,628.94-117,768,688.08-46,181,405.67

Finding the Fourth Proportional to 85,339,628.94, 117,768,688.08 and 46,181,405.67

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Solution

The fourth proportional to 85,339,628.94, 117,768,688.08 and 46,181,405.67 is: 63,730,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,339,628.94 : 117,768,688.08 = 46,181,405.67 : x
  2. Step 2: Convert to fraction form
    85,339,628.94/117,768,688.08 = 46,181,405.67/x
  3. Step 3: Cross multiply
    85,339,628.94x = 117,768,688.08 × 46,181,405.67
  4. Step 4: Simplify right side
    85,339,628.94x = 5,438,723,559,446,174
  5. Step 5: Solve for x
    x = 5,438,723,559,446,174/85,339,628.94
  6. Step 6: Final answer
    x = 63,730,339.90

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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.