Home / 118,756,883.80-178,079,423.40-46,007,728.48

Finding the Fourth Proportional to 118,756,883.80, 178,079,423.40 and 46,007,728.48

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Solution

The fourth proportional to 118,756,883.80, 178,079,423.40 and 46,007,728.48 is: 68,989,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,756,883.80 : 178,079,423.40 = 46,007,728.48 : x
  2. Step 2: Convert to fraction form
    118,756,883.80/178,079,423.40 = 46,007,728.48/x
  3. Step 3: Cross multiply
    118,756,883.80x = 178,079,423.40 × 46,007,728.48
  4. Step 4: Simplify right side
    118,756,883.80x = 8,193,029,759,662,158
  5. Step 5: Solve for x
    x = 8,193,029,759,662,158/118,756,883.80
  6. Step 6: Final answer
    x = 68,989,935.55

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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.