Home / 85,339,472.58-117,767,574.81-46,180,391.94

Finding the Fourth Proportional to 85,339,472.58, 117,767,574.81 and 46,180,391.94

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Solution

The fourth proportional to 85,339,472.58, 117,767,574.81 and 46,180,391.94 is: 63,728,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,339,472.58 : 117,767,574.81 = 46,180,391.94 : x
  2. Step 2: Convert to fraction form
    85,339,472.58/117,767,574.81 = 46,180,391.94/x
  3. Step 3: Cross multiply
    85,339,472.58x = 117,767,574.81 × 46,180,391.94
  4. Step 4: Simplify right side
    85,339,472.58x = 5,438,552,762,549,071
  5. Step 5: Solve for x
    x = 5,438,552,762,549,071/85,339,472.58
  6. Step 6: Final answer
    x = 63,728,455.29

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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.