Home / 378,696,060,957.59-522,600,845,875.30-205,082,548,089.23

Finding the Fourth Proportional to 378,696,060,957.59, 522,600,845,875.30 and 205,082,548,089.23

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Solution

The fourth proportional to 378,696,060,957.59, 522,600,845,875.30 and 205,082,548,089.23 is: 283,014,068,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,696,060,957.59 : 522,600,845,875.30 = 205,082,548,089.23 : x
  2. Step 2: Convert to fraction form
    378,696,060,957.59/522,600,845,875.30 = 205,082,548,089.23/x
  3. Step 3: Cross multiply
    378,696,060,957.59x = 522,600,845,875.30 × 205,082,548,089.23
  4. Step 4: Simplify right side
    378,696,060,957.59x = 107,176,313,105,693,485,826,048
  5. Step 5: Solve for x
    x = 107,176,313,105,693,485,826,048/378,696,060,957.59
  6. Step 6: Final answer
    x = 283,014,068,946.70

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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.