Home / 898,344,109.65-1,347,516,164.48-217,539,757.65

Finding the Fourth Proportional to 898,344,109.65, 1,347,516,164.48 and 217,539,757.65

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Solution

The fourth proportional to 898,344,109.65, 1,347,516,164.48 and 217,539,757.65 is: 326,309,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,344,109.65 : 1,347,516,164.48 = 217,539,757.65 : x
  2. Step 2: Convert to fraction form
    898,344,109.65/1,347,516,164.48 = 217,539,757.65/x
  3. Step 3: Cross multiply
    898,344,109.65x = 1,347,516,164.48 × 217,539,757.65
  4. Step 4: Simplify right side
    898,344,109.65x = 293,138,339,849,349,056
  5. Step 5: Solve for x
    x = 293,138,339,849,349,056/898,344,109.65
  6. Step 6: Final answer
    x = 326,309,636.48

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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.