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Finding the Fourth Proportional to 15,471,567,315.45, 23,207,350,973.18 and 15,471,567,315.45

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Solution

The fourth proportional to 15,471,567,315.45, 23,207,350,973.18 and 15,471,567,315.45 is: 23,207,350,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471,567,315.45 : 23,207,350,973.18 = 15,471,567,315.45 : x
  2. Step 2: Convert to fraction form
    15,471,567,315.45/23,207,350,973.18 = 15,471,567,315.45/x
  3. Step 3: Cross multiply
    15,471,567,315.45x = 23,207,350,973.18 × 15,471,567,315.45
  4. Step 4: Simplify right side
    15,471,567,315.45x = 359,054,092,794,751,090,688
  5. Step 5: Solve for x
    x = 359,054,092,794,751,090,688/15,471,567,315.45
  6. Step 6: Final answer
    x = 23,207,350,973.18

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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.