Home / 1,563,473,367.51-2,157,585,405.96-849,002,538.66

Finding the Fourth Proportional to 1,563,473,367.51, 2,157,585,405.96 and 849,002,538.66

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Solution

The fourth proportional to 1,563,473,367.51, 2,157,585,405.96 and 849,002,538.66 is: 1,171,619,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,473,367.51 : 2,157,585,405.96 = 849,002,538.66 : x
  2. Step 2: Convert to fraction form
    1,563,473,367.51/2,157,585,405.96 = 849,002,538.66/x
  3. Step 3: Cross multiply
    1,563,473,367.51x = 2,157,585,405.96 × 849,002,538.66
  4. Step 4: Simplify right side
    1,563,473,367.51x = 1,831,795,487,030,856,960
  5. Step 5: Solve for x
    x = 1,831,795,487,030,856,960/1,563,473,367.51
  6. Step 6: Final answer
    x = 1,171,619,245.39

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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.