Home / 53,773,555,431.93-80,659,225,499.37-17,920,916,135.28

Finding the Fourth Proportional to 53,773,555,431.93, 80,659,225,499.37 and 17,920,916,135.28

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Solution

The fourth proportional to 53,773,555,431.93, 80,659,225,499.37 and 17,920,916,135.28 is: 26,881,005,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,773,555,431.93 : 80,659,225,499.37 = 17,920,916,135.28 : x
  2. Step 2: Convert to fraction form
    53,773,555,431.93/80,659,225,499.37 = 17,920,916,135.28/x
  3. Step 3: Cross multiply
    53,773,555,431.93x = 80,659,225,499.37 × 17,920,916,135.28
  4. Step 4: Simplify right side
    53,773,555,431.93x = 1,445,487,215,710,847,631,360
  5. Step 5: Solve for x
    x = 1,445,487,215,710,847,631,360/53,773,555,431.93
  6. Step 6: Final answer
    x = 26,881,005,060.95

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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.