Home / 294,466,243.20-441,699,364.80-212,411,752.80

Finding the Fourth Proportional to 294,466,243.20, 441,699,364.80 and 212,411,752.80

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Solution

The fourth proportional to 294,466,243.20, 441,699,364.80 and 212,411,752.80 is: 318,617,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,466,243.20 : 441,699,364.80 = 212,411,752.80 : x
  2. Step 2: Convert to fraction form
    294,466,243.20/441,699,364.80 = 212,411,752.80/x
  3. Step 3: Cross multiply
    294,466,243.20x = 441,699,364.80 × 212,411,752.80
  4. Step 4: Simplify right side
    294,466,243.20x = 93,822,136,287,814,624
  5. Step 5: Solve for x
    x = 93,822,136,287,814,624/294,466,243.20
  6. Step 6: Final answer
    x = 318,617,629.20

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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.