Home / 412,509,925,997.12-569,263,725,250.88-229,603,102,368.52

Finding the Fourth Proportional to 412,509,925,997.12, 569,263,725,250.88 and 229,603,102,368.52

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Solution

The fourth proportional to 412,509,925,997.12, 569,263,725,250.88 and 229,603,102,368.52 is: 316,852,296,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,509,925,997.12 : 569,263,725,250.88 = 229,603,102,368.52 : x
  2. Step 2: Convert to fraction form
    412,509,925,997.12/569,263,725,250.88 = 229,603,102,368.52/x
  3. Step 3: Cross multiply
    412,509,925,997.12x = 569,263,725,250.88 × 229,603,102,368.52
  4. Step 4: Simplify right side
    412,509,925,997.12x = 130,704,717,383,462,847,250,432
  5. Step 5: Solve for x
    x = 130,704,717,383,462,847,250,432/412,509,925,997.12
  6. Step 6: Final answer
    x = 316,852,296,505.41

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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.