Home / 245,887,714.40-368,973,289.20-92,643,749.60

Finding the Fourth Proportional to 245,887,714.40, 368,973,289.20 and 92,643,749.60

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Solution

The fourth proportional to 245,887,714.40, 368,973,289.20 and 92,643,749.60 is: 139,019,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,887,714.40 : 368,973,289.20 = 92,643,749.60 : x
  2. Step 2: Convert to fraction form
    245,887,714.40/368,973,289.20 = 92,643,749.60/x
  3. Step 3: Cross multiply
    245,887,714.40x = 368,973,289.20 × 92,643,749.60
  4. Step 4: Simplify right side
    245,887,714.40x = 34,183,069,013,733,180
  5. Step 5: Solve for x
    x = 34,183,069,013,733,180/245,887,714.40
  6. Step 6: Final answer
    x = 139,019,019.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.