Home / 404,585,928.24-558,326,528.30-218,946,943.94

Finding the Fourth Proportional to 404,585,928.24, 558,326,528.30 and 218,946,943.94

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Solution

The fourth proportional to 404,585,928.24, 558,326,528.30 and 218,946,943.94 is: 302,145,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,585,928.24 : 558,326,528.30 = 218,946,943.94 : x
  2. Step 2: Convert to fraction form
    404,585,928.24/558,326,528.30 = 218,946,943.94/x
  3. Step 3: Cross multiply
    404,585,928.24x = 558,326,528.30 × 218,946,943.94
  4. Step 4: Simplify right side
    404,585,928.24x = 122,243,887,091,914,912
  5. Step 5: Solve for x
    x = 122,243,887,091,914,912/404,585,928.24
  6. Step 6: Final answer
    x = 302,145,671.81

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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.