Home / 296,470,070.24-408,890,139.29-260,629,879.37

Finding the Fourth Proportional to 296,470,070.24, 408,890,139.29 and 260,629,879.37

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Solution

The fourth proportional to 296,470,070.24, 408,890,139.29 and 260,629,879.37 is: 359,459,515.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,470,070.24 : 408,890,139.29 = 260,629,879.37 : x
  2. Step 2: Convert to fraction form
    296,470,070.24/408,890,139.29 = 260,629,879.37/x
  3. Step 3: Cross multiply
    296,470,070.24x = 408,890,139.29 × 260,629,879.37
  4. Step 4: Simplify right side
    296,470,070.24x = 106,568,987,676,364,960
  5. Step 5: Solve for x
    x = 106,568,987,676,364,960/296,470,070.24
  6. Step 6: Final answer
    x = 359,459,515.06

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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.