Home / 118,859,521.20-178,185,601.80-46,125,927.60

Finding the Fourth Proportional to 118,859,521.20, 178,185,601.80 and 46,125,927.60

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Solution

The fourth proportional to 118,859,521.20, 178,185,601.80 and 46,125,927.60 is: 69,148,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,859,521.20 : 178,185,601.80 = 46,125,927.60 : x
  2. Step 2: Convert to fraction form
    118,859,521.20/178,185,601.80 = 46,125,927.60/x
  3. Step 3: Cross multiply
    118,859,521.20x = 178,185,601.80 × 46,125,927.60
  4. Step 4: Simplify right side
    118,859,521.20x = 8,218,976,167,989,230
  5. Step 5: Solve for x
    x = 8,218,976,167,989,230/118,859,521.20
  6. Step 6: Final answer
    x = 69,148,656.20

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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.