Home / 217,524,173.92-300,189,547.85-118,411,313.02

Finding the Fourth Proportional to 217,524,173.92, 300,189,547.85 and 118,411,313.02

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Solution

The fourth proportional to 217,524,173.92, 300,189,547.85 and 118,411,313.02 is: 163,410,980.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,524,173.92 : 300,189,547.85 = 118,411,313.02 : x
  2. Step 2: Convert to fraction form
    217,524,173.92/300,189,547.85 = 118,411,313.02/x
  3. Step 3: Cross multiply
    217,524,173.92x = 300,189,547.85 × 118,411,313.02
  4. Step 4: Simplify right side
    217,524,173.92x = 35,545,838,514,456,092
  5. Step 5: Solve for x
    x = 35,545,838,514,456,092/217,524,173.92
  6. Step 6: Final answer
    x = 163,410,980.37

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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.