Home / 1,137,969,323.10-1,706,103,679.05-620,983,518.30

Finding the Fourth Proportional to 1,137,969,323.10, 1,706,103,679.05 and 620,983,518.30

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Solution

The fourth proportional to 1,137,969,323.10, 1,706,103,679.05 and 620,983,518.30 is: 931,011,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,969,323.10 : 1,706,103,679.05 = 620,983,518.30 : x
  2. Step 2: Convert to fraction form
    1,137,969,323.10/1,706,103,679.05 = 620,983,518.30/x
  3. Step 3: Cross multiply
    1,137,969,323.10x = 1,706,103,679.05 × 620,983,518.30
  4. Step 4: Simplify right side
    1,137,969,323.10x = 1,059,462,265,201,042,944
  5. Step 5: Solve for x
    x = 1,059,462,265,201,042,944/1,137,969,323.10
  6. Step 6: Final answer
    x = 931,011,270.42

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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.