Home / 1,210,170,183,540.10-1,815,573,663,541.70-434,900,761,188.86

Finding the Fourth Proportional to 1,210,170,183,540.10, 1,815,573,663,541.70 and 434,900,761,188.86

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Solution

The fourth proportional to 1,210,170,183,540.10, 1,815,573,663,541.70 and 434,900,761,188.86 is: 652,465,561,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,170,183,540.10 : 1,815,573,663,541.70 = 434,900,761,188.86 : x
  2. Step 2: Convert to fraction form
    1,210,170,183,540.10/1,815,573,663,541.70 = 434,900,761,188.86/x
  3. Step 3: Cross multiply
    1,210,170,183,540.10x = 1,815,573,663,541.70 × 434,900,761,188.86
  4. Step 4: Simplify right side
    1,210,170,183,540.10x = 789,594,368,268,732,504,997,888
  5. Step 5: Solve for x
    x = 789,594,368,268,732,504,997,888/1,210,170,183,540.10
  6. Step 6: Final answer
    x = 652,465,561,462.55

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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.