Home / 306,673,949,762.20-460,020,296,128.58-105,212,858,966.64

Finding the Fourth Proportional to 306,673,949,762.20, 460,020,296,128.58 and 105,212,858,966.64

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Solution

The fourth proportional to 306,673,949,762.20, 460,020,296,128.58 and 105,212,858,966.64 is: 157,822,503,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,673,949,762.20 : 460,020,296,128.58 = 105,212,858,966.64 : x
  2. Step 2: Convert to fraction form
    306,673,949,762.20/460,020,296,128.58 = 105,212,858,966.64/x
  3. Step 3: Cross multiply
    306,673,949,762.20x = 460,020,296,128.58 × 105,212,858,966.64
  4. Step 4: Simplify right side
    306,673,949,762.20x = 48,400,050,538,368,261,423,104
  5. Step 5: Solve for x
    x = 48,400,050,538,368,261,423,104/306,673,949,762.20
  6. Step 6: Final answer
    x = 157,822,503,593.47

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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.