Home / 505,492,037.10-758,238,055.65-448,096,409.10

Finding the Fourth Proportional to 505,492,037.10, 758,238,055.65 and 448,096,409.10

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Solution

The fourth proportional to 505,492,037.10, 758,238,055.65 and 448,096,409.10 is: 672,144,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,492,037.10 : 758,238,055.65 = 448,096,409.10 : x
  2. Step 2: Convert to fraction form
    505,492,037.10/758,238,055.65 = 448,096,409.10/x
  3. Step 3: Cross multiply
    505,492,037.10x = 758,238,055.65 × 448,096,409.10
  4. Step 4: Simplify right side
    505,492,037.10x = 339,763,749,979,730,944
  5. Step 5: Solve for x
    x = 339,763,749,979,730,944/505,492,037.10
  6. Step 6: Final answer
    x = 672,144,613.65

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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.