Home / 1,237,455,250.23-1,707,649,152.26-680,536,575.03

Finding the Fourth Proportional to 1,237,455,250.23, 1,707,649,152.26 and 680,536,575.03

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Solution

The fourth proportional to 1,237,455,250.23, 1,707,649,152.26 and 680,536,575.03 is: 939,118,974.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,455,250.23 : 1,707,649,152.26 = 680,536,575.03 : x
  2. Step 2: Convert to fraction form
    1,237,455,250.23/1,707,649,152.26 = 680,536,575.03/x
  3. Step 3: Cross multiply
    1,237,455,250.23x = 1,707,649,152.26 × 680,536,575.03
  4. Step 4: Simplify right side
    1,237,455,250.23x = 1,162,117,705,428,500,736
  5. Step 5: Solve for x
    x = 1,162,117,705,428,500,736/1,237,455,250.23
  6. Step 6: Final answer
    x = 939,118,974.37

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1.5x scale

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.