Home / 994,032,000.30-1,491,048,000.45-339,721,841.10

Finding the Fourth Proportional to 994,032,000.30, 1,491,048,000.45 and 339,721,841.10

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Solution

The fourth proportional to 994,032,000.30, 1,491,048,000.45 and 339,721,841.10 is: 509,582,761.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,032,000.30 : 1,491,048,000.45 = 339,721,841.10 : x
  2. Step 2: Convert to fraction form
    994,032,000.30/1,491,048,000.45 = 339,721,841.10/x
  3. Step 3: Cross multiply
    994,032,000.30x = 1,491,048,000.45 × 339,721,841.10
  4. Step 4: Simplify right side
    994,032,000.30x = 506,541,571,881,347,712
  5. Step 5: Solve for x
    x = 506,541,571,881,347,712/994,032,000.30
  6. Step 6: Final answer
    x = 509,582,761.65

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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.