Home / 53,076,709,008.90-79,615,361,142.18-17,703,967,319.82

Finding the Fourth Proportional to 53,076,709,008.90, 79,615,361,142.18 and 17,703,967,319.82

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Solution

The fourth proportional to 53,076,709,008.90, 79,615,361,142.18 and 17,703,967,319.82 is: 26,556,050,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,076,709,008.90 : 79,615,361,142.18 = 17,703,967,319.82 : x
  2. Step 2: Convert to fraction form
    53,076,709,008.90/79,615,361,142.18 = 17,703,967,319.82/x
  3. Step 3: Cross multiply
    53,076,709,008.90x = 79,615,361,142.18 × 17,703,967,319.82
  4. Step 4: Simplify right side
    53,076,709,008.90x = 1,409,507,751,816,821,735,424
  5. Step 5: Solve for x
    x = 1,409,507,751,816,821,735,424/53,076,709,008.90
  6. Step 6: Final answer
    x = 26,556,050,255.12

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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.