Home / 706,169,264.78-1,059,908,406.21-356,660,779.29

Finding the Fourth Proportional to 706,169,264.78, 1,059,908,406.21 and 356,660,779.29

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Solution

The fourth proportional to 706,169,264.78, 1,059,908,406.21 and 356,660,779.29 is: 535,321,737.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,169,264.78 : 1,059,908,406.21 = 356,660,779.29 : x
  2. Step 2: Convert to fraction form
    706,169,264.78/1,059,908,406.21 = 356,660,779.29/x
  3. Step 3: Cross multiply
    706,169,264.78x = 1,059,908,406.21 × 356,660,779.29
  4. Step 4: Simplify right side
    706,169,264.78x = 378,027,758,134,880,512
  5. Step 5: Solve for x
    x = 378,027,758,134,880,512/706,169,264.78
  6. Step 6: Final answer
    x = 535,321,737.99

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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.