Home / 427,146,133,602.28-589,462,248,095.72-231,829,418,490.32

Finding the Fourth Proportional to 427,146,133,602.28, 589,462,248,095.72 and 231,829,418,490.32

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Solution

The fourth proportional to 427,146,133,602.28, 589,462,248,095.72 and 231,829,418,490.32 is: 319,924,914,327.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,146,133,602.28 : 589,462,248,095.72 = 231,829,418,490.32 : x
  2. Step 2: Convert to fraction form
    427,146,133,602.28/589,462,248,095.72 = 231,829,418,490.32/x
  3. Step 3: Cross multiply
    427,146,133,602.28x = 589,462,248,095.72 × 231,829,418,490.32
  4. Step 4: Simplify right side
    427,146,133,602.28x = 136,654,690,198,027,495,276,544
  5. Step 5: Solve for x
    x = 136,654,690,198,027,495,276,544/427,146,133,602.28
  6. Step 6: Final answer
    x = 319,924,914,327.49

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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.