Home / 898,344,077.65-1,347,516,116.48-217,539,725.65

Finding the Fourth Proportional to 898,344,077.65, 1,347,516,116.48 and 217,539,725.65

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Solution

The fourth proportional to 898,344,077.65, 1,347,516,116.48 and 217,539,725.65 is: 326,309,588.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,344,077.65 : 1,347,516,116.48 = 217,539,725.65 : x
  2. Step 2: Convert to fraction form
    898,344,077.65/1,347,516,116.48 = 217,539,725.65/x
  3. Step 3: Cross multiply
    898,344,077.65x = 1,347,516,116.48 × 217,539,725.65
  4. Step 4: Simplify right side
    898,344,077.65x = 293,138,286,286,924,928
  5. Step 5: Solve for x
    x = 293,138,286,286,924,928/898,344,077.65
  6. Step 6: Final answer
    x = 326,309,588.48

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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.