Home / 294,047,021.20-441,070,531.80-121,466,477.20

Finding the Fourth Proportional to 294,047,021.20, 441,070,531.80 and 121,466,477.20

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Solution

The fourth proportional to 294,047,021.20, 441,070,531.80 and 121,466,477.20 is: 182,199,715.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,047,021.20 : 441,070,531.80 = 121,466,477.20 : x
  2. Step 2: Convert to fraction form
    294,047,021.20/441,070,531.80 = 121,466,477.20/x
  3. Step 3: Cross multiply
    294,047,021.20x = 441,070,531.80 × 121,466,477.20
  4. Step 4: Simplify right side
    294,047,021.20x = 53,575,283,694,476,576
  5. Step 5: Solve for x
    x = 53,575,283,694,476,576/294,047,021.20
  6. Step 6: Final answer
    x = 182,199,715.80

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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.