Home / 1,195,361,576.20-1,648,971,638.58-972,592,356.52

Finding the Fourth Proportional to 1,195,361,576.20, 1,648,971,638.58 and 972,592,356.52

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Solution

The fourth proportional to 1,195,361,576.20, 1,648,971,638.58 and 972,592,356.52 is: 1,341,667,026.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,361,576.20 : 1,648,971,638.58 = 972,592,356.52 : x
  2. Step 2: Convert to fraction form
    1,195,361,576.20/1,648,971,638.58 = 972,592,356.52/x
  3. Step 3: Cross multiply
    1,195,361,576.20x = 1,648,971,638.58 × 972,592,356.52
  4. Step 4: Simplify right side
    1,195,361,576.20x = 1,603,777,211,801,167,872
  5. Step 5: Solve for x
    x = 1,603,777,211,801,167,872/1,195,361,576.20
  6. Step 6: Final answer
    x = 1,341,667,026.72

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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.