Home / 1,294,369,052.20-1,941,553,578.30-748,829,775.40

Finding the Fourth Proportional to 1,294,369,052.20, 1,941,553,578.30 and 748,829,775.40

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Solution

The fourth proportional to 1,294,369,052.20, 1,941,553,578.30 and 748,829,775.40 is: 1,123,244,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,369,052.20 : 1,941,553,578.30 = 748,829,775.40 : x
  2. Step 2: Convert to fraction form
    1,294,369,052.20/1,941,553,578.30 = 748,829,775.40/x
  3. Step 3: Cross multiply
    1,294,369,052.20x = 1,941,553,578.30 × 748,829,775.40
  4. Step 4: Simplify right side
    1,294,369,052.20x = 1,453,893,129,965,455,104
  5. Step 5: Solve for x
    x = 1,453,893,129,965,455,104/1,294,369,052.20
  6. Step 6: Final answer
    x = 1,123,244,663.10

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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.