Home / 895,168,919.20-1,342,934,980.80-281,610,443.20

Finding the Fourth Proportional to 895,168,919.20, 1,342,934,980.80 and 281,610,443.20

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Solution

The fourth proportional to 895,168,919.20, 1,342,934,980.80 and 281,610,443.20 is: 422,472,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,168,919.20 : 1,342,934,980.80 = 281,610,443.20 : x
  2. Step 2: Convert to fraction form
    895,168,919.20/1,342,934,980.80 = 281,610,443.20/x
  3. Step 3: Cross multiply
    895,168,919.20x = 1,342,934,980.80 × 281,610,443.20
  4. Step 4: Simplify right side
    895,168,919.20x = 378,184,515,131,871,488
  5. Step 5: Solve for x
    x = 378,184,515,131,871,488/895,168,919.20
  6. Step 6: Final answer
    x = 422,472,794.82

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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.