Home / 309,462,813.02-464,095,736.80-102,162,625.70

Finding the Fourth Proportional to 309,462,813.02, 464,095,736.80 and 102,162,625.70

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Solution

The fourth proportional to 309,462,813.02, 464,095,736.80 and 102,162,625.70 is: 153,211,426.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,462,813.02 : 464,095,736.80 = 102,162,625.70 : x
  2. Step 2: Convert to fraction form
    309,462,813.02/464,095,736.80 = 102,162,625.70/x
  3. Step 3: Cross multiply
    309,462,813.02x = 464,095,736.80 × 102,162,625.70
  4. Step 4: Simplify right side
    309,462,813.02x = 47,413,239,045,088,232
  5. Step 5: Solve for x
    x = 47,413,239,045,088,232/309,462,813.02
  6. Step 6: Final answer
    x = 153,211,426.54

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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.