Home / 77,586,858.72-116,248,589.52-46,816,785.60

Finding the Fourth Proportional to 77,586,858.72, 116,248,589.52 and 46,816,785.60

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Solution

The fourth proportional to 77,586,858.72, 116,248,589.52 and 46,816,785.60 is: 70,145,710.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,586,858.72 : 116,248,589.52 = 46,816,785.60 : x
  2. Step 2: Convert to fraction form
    77,586,858.72/116,248,589.52 = 46,816,785.60/x
  3. Step 3: Cross multiply
    77,586,858.72x = 116,248,589.52 × 46,816,785.60
  4. Step 4: Simplify right side
    77,586,858.72x = 5,442,385,291,860,247
  5. Step 5: Solve for x
    x = 5,442,385,291,860,247/77,586,858.72
  6. Step 6: Final answer
    x = 70,145,710.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.