Home / 217,291,275.70-325,936,913.55-166,272,939.70

Finding the Fourth Proportional to 217,291,275.70, 325,936,913.55 and 166,272,939.70

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Solution

The fourth proportional to 217,291,275.70, 325,936,913.55 and 166,272,939.70 is: 249,409,409.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,291,275.70 : 325,936,913.55 = 166,272,939.70 : x
  2. Step 2: Convert to fraction form
    217,291,275.70/325,936,913.55 = 166,272,939.70/x
  3. Step 3: Cross multiply
    217,291,275.70x = 325,936,913.55 × 166,272,939.70
  4. Step 4: Simplify right side
    217,291,275.70x = 54,194,488,772,703,264
  5. Step 5: Solve for x
    x = 54,194,488,772,703,264/217,291,275.70
  6. Step 6: Final answer
    x = 249,409,409.55

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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.