Home / 296,470,079.76-408,890,152.38-260,629,888.88

Finding the Fourth Proportional to 296,470,079.76, 408,890,152.38 and 260,629,888.88

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Solution

The fourth proportional to 296,470,079.76, 408,890,152.38 and 260,629,888.88 is: 359,459,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,470,079.76 : 408,890,152.38 = 260,629,888.88 : x
  2. Step 2: Convert to fraction form
    296,470,079.76/408,890,152.38 = 260,629,888.88/x
  3. Step 3: Cross multiply
    296,470,079.76x = 408,890,152.38 × 260,629,888.88
  4. Step 4: Simplify right side
    296,470,079.76x = 106,568,994,978,925,664
  5. Step 5: Solve for x
    x = 106,568,994,978,925,664/296,470,079.76
  6. Step 6: Final answer
    x = 359,459,528.14

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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.