Home / 1,941,645,148.70-2,912,148,858.44-835,952,328.45

Finding the Fourth Proportional to 1,941,645,148.70, 2,912,148,858.44 and 835,952,328.45

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Solution

The fourth proportional to 1,941,645,148.70, 2,912,148,858.44 and 835,952,328.45 is: 1,253,791,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,645,148.70 : 2,912,148,858.44 = 835,952,328.45 : x
  2. Step 2: Convert to fraction form
    1,941,645,148.70/2,912,148,858.44 = 835,952,328.45/x
  3. Step 3: Cross multiply
    1,941,645,148.70x = 2,912,148,858.44 × 835,952,328.45
  4. Step 4: Simplify right side
    1,941,645,148.70x = 2,434,417,619,001,747,968
  5. Step 5: Solve for x
    x = 2,434,417,619,001,747,968/1,941,645,148.70
  6. Step 6: Final answer
    x = 1,253,791,209.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.