Home / 1,090,051,063.20-1,633,127,977.80-663,362,989.20

Finding the Fourth Proportional to 1,090,051,063.20, 1,633,127,977.80 and 663,362,989.20

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Solution

The fourth proportional to 1,090,051,063.20, 1,633,127,977.80 and 663,362,989.20 is: 993,858,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,051,063.20 : 1,633,127,977.80 = 663,362,989.20 : x
  2. Step 2: Convert to fraction form
    1,090,051,063.20/1,633,127,977.80 = 663,362,989.20/x
  3. Step 3: Cross multiply
    1,090,051,063.20x = 1,633,127,977.80 × 663,362,989.20
  4. Step 4: Simplify right side
    1,090,051,063.20x = 1,083,356,657,099,559,296
  5. Step 5: Solve for x
    x = 1,083,356,657,099,559,296/1,090,051,063.20
  6. Step 6: Final answer
    x = 993,858,630.73

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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.