Home / 2,390,910,905.94-3,299,539,095.81-1,387,252,684.50

Finding the Fourth Proportional to 2,390,910,905.94, 3,299,539,095.81 and 1,387,252,684.50

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Solution

The fourth proportional to 2,390,910,905.94, 3,299,539,095.81 and 1,387,252,684.50 is: 1,914,456,309.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,910,905.94 : 3,299,539,095.81 = 1,387,252,684.50 : x
  2. Step 2: Convert to fraction form
    2,390,910,905.94/3,299,539,095.81 = 1,387,252,684.50/x
  3. Step 3: Cross multiply
    2,390,910,905.94x = 3,299,539,095.81 × 1,387,252,684.50
  4. Step 4: Simplify right side
    2,390,910,905.94x = 4,577,294,468,275,125,248
  5. Step 5: Solve for x
    x = 4,577,294,468,275,125,248/2,390,910,905.94
  6. Step 6: Final answer
    x = 1,914,456,309.06

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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.