Home / 254,934,115,431.93-351,839,929,288.10-145,095,168,678.88

Finding the Fourth Proportional to 254,934,115,431.93, 351,839,929,288.10 and 145,095,168,678.88

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Solution

The fourth proportional to 254,934,115,431.93, 351,839,929,288.10 and 145,095,168,678.88 is: 200,248,890,979.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,934,115,431.93 : 351,839,929,288.10 = 145,095,168,678.88 : x
  2. Step 2: Convert to fraction form
    254,934,115,431.93/351,839,929,288.10 = 145,095,168,678.88/x
  3. Step 3: Cross multiply
    254,934,115,431.93x = 351,839,929,288.10 × 145,095,168,678.88
  4. Step 4: Simplify right side
    254,934,115,431.93x = 51,050,273,888,022,076,325,888
  5. Step 5: Solve for x
    x = 51,050,273,888,022,076,325,888/254,934,115,431.93
  6. Step 6: Final answer
    x = 200,248,890,979.26

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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.