Home / 692,062,707.39-1,038,096,754.31-167,430,967.48

Finding the Fourth Proportional to 692,062,707.39, 1,038,096,754.31 and 167,430,967.48

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Solution

The fourth proportional to 692,062,707.39, 1,038,096,754.31 and 167,430,967.48 is: 251,147,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,062,707.39 : 1,038,096,754.31 = 167,430,967.48 : x
  2. Step 2: Convert to fraction form
    692,062,707.39/1,038,096,754.31 = 167,430,967.48/x
  3. Step 3: Cross multiply
    692,062,707.39x = 1,038,096,754.31 × 167,430,967.48
  4. Step 4: Simplify right side
    692,062,707.39x = 173,809,543,911,971,136
  5. Step 5: Solve for x
    x = 173,809,543,911,971,136/692,062,707.39
  6. Step 6: Final answer
    x = 251,147,102.79

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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.