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Finding the Fourth Proportional to 1,067,606,985.03, 1,601,651,951.09 and 576,309,709.50

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Solution

The fourth proportional to 1,067,606,985.03, 1,601,651,951.09 and 576,309,709.50 is: 864,594,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,606,985.03 : 1,601,651,951.09 = 576,309,709.50 : x
  2. Step 2: Convert to fraction form
    1,067,606,985.03/1,601,651,951.09 = 576,309,709.50/x
  3. Step 3: Cross multiply
    1,067,606,985.03x = 1,601,651,951.09 × 576,309,709.50
  4. Step 4: Simplify right side
    1,067,606,985.03x = 923,047,570,652,786,048
  5. Step 5: Solve for x
    x = 923,047,570,652,786,048/1,067,606,985.03
  6. Step 6: Final answer
    x = 864,594,915.17

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1.5x scale

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.