Home / 7,768,514,539.83-10,721,380,866.26-4,759,763,975.67

Finding the Fourth Proportional to 7,768,514,539.83, 10,721,380,866.26 and 4,759,763,975.67

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Solution

The fourth proportional to 7,768,514,539.83, 10,721,380,866.26 and 4,759,763,975.67 is: 6,568,983,317.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,514,539.83 : 10,721,380,866.26 = 4,759,763,975.67 : x
  2. Step 2: Convert to fraction form
    7,768,514,539.83/10,721,380,866.26 = 4,759,763,975.67/x
  3. Step 3: Cross multiply
    7,768,514,539.83x = 10,721,380,866.26 × 4,759,763,975.67
  4. Step 4: Simplify right side
    7,768,514,539.83x = 51,031,242,416,638,164,992
  5. Step 5: Solve for x
    x = 51,031,242,416,638,164,992/7,768,514,539.83
  6. Step 6: Final answer
    x = 6,568,983,317.85

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Double scale
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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.