Home / 304,602,964.52-420,746,397.20-251,892,583.98

Finding the Fourth Proportional to 304,602,964.52, 420,746,397.20 and 251,892,583.98

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Solution

The fourth proportional to 304,602,964.52, 420,746,397.20 and 251,892,583.98 is: 347,937,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,602,964.52 : 420,746,397.20 = 251,892,583.98 : x
  2. Step 2: Convert to fraction form
    304,602,964.52/420,746,397.20 = 251,892,583.98/x
  3. Step 3: Cross multiply
    304,602,964.52x = 420,746,397.20 × 251,892,583.98
  4. Step 4: Simplify right side
    304,602,964.52x = 105,982,897,190,983,424
  5. Step 5: Solve for x
    x = 105,982,897,190,983,424/304,602,964.52
  6. Step 6: Final answer
    x = 347,937,838.88

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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.