Home / 304,602,987.04-420,746,428.20-251,892,606.40

Finding the Fourth Proportional to 304,602,987.04, 420,746,428.20 and 251,892,606.40

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Solution

The fourth proportional to 304,602,987.04, 420,746,428.20 and 251,892,606.40 is: 347,937,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,602,987.04 : 420,746,428.20 = 251,892,606.40 : x
  2. Step 2: Convert to fraction form
    304,602,987.04/420,746,428.20 = 251,892,606.40/x
  3. Step 3: Cross multiply
    304,602,987.04x = 420,746,428.20 × 251,892,606.40
  4. Step 4: Simplify right side
    304,602,987.04x = 105,982,914,432,788,464
  5. Step 5: Solve for x
    x = 105,982,914,432,788,464/304,602,987.04
  6. Step 6: Final answer
    x = 347,937,869.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.