Home / 867,245,115.22-1,196,799,788.76-470,768,379.36

Finding the Fourth Proportional to 867,245,115.22, 1,196,799,788.76 and 470,768,379.36

Calculator

Solution

The fourth proportional to 867,245,115.22, 1,196,799,788.76 and 470,768,379.36 is: 649,661,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,245,115.22 : 1,196,799,788.76 = 470,768,379.36 : x
  2. Step 2: Convert to fraction form
    867,245,115.22/1,196,799,788.76 = 470,768,379.36/x
  3. Step 3: Cross multiply
    867,245,115.22x = 1,196,799,788.76 × 470,768,379.36
  4. Step 4: Simplify right side
    867,245,115.22x = 563,415,496,972,935,552
  5. Step 5: Solve for x
    x = 563,415,496,972,935,552/867,245,115.22
  6. Step 6: Final answer
    x = 649,661,193.92

Related Problems

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.