Home / 2,982,014,078.34-4,115,191,901.20-1,643,874,795.79

Finding the Fourth Proportional to 2,982,014,078.34, 4,115,191,901.20 and 1,643,874,795.79

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Solution

The fourth proportional to 2,982,014,078.34, 4,115,191,901.20 and 1,643,874,795.79 is: 2,268,554,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,014,078.34 : 4,115,191,901.20 = 1,643,874,795.79 : x
  2. Step 2: Convert to fraction form
    2,982,014,078.34/4,115,191,901.20 = 1,643,874,795.79/x
  3. Step 3: Cross multiply
    2,982,014,078.34x = 4,115,191,901.20 × 1,643,874,795.79
  4. Step 4: Simplify right side
    2,982,014,078.34x = 6,764,860,246,221,811,712
  5. Step 5: Solve for x
    x = 6,764,860,246,221,811,712/2,982,014,078.34
  6. Step 6: Final answer
    x = 2,268,554,094.15

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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.