Home / 53,487,617,729.62-80,231,768,487.15-15,714,038,564.50

Finding the Fourth Proportional to 53,487,617,729.62, 80,231,768,487.15 and 15,714,038,564.50

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Solution

The fourth proportional to 53,487,617,729.62, 80,231,768,487.15 and 15,714,038,564.50 is: 23,571,158,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,487,617,729.62 : 80,231,768,487.15 = 15,714,038,564.50 : x
  2. Step 2: Convert to fraction form
    53,487,617,729.62/80,231,768,487.15 = 15,714,038,564.50/x
  3. Step 3: Cross multiply
    53,487,617,729.62x = 80,231,768,487.15 × 15,714,038,564.50
  4. Step 4: Simplify right side
    53,487,617,729.62x = 1,260,765,104,105,110,896,640
  5. Step 5: Solve for x
    x = 1,260,765,104,105,110,896,640/53,487,617,729.62
  6. Step 6: Final answer
    x = 23,571,158,290.85

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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.