Home / 53,196,792,782.40-79,807,607,134.56-15,424,158,219.84

Finding the Fourth Proportional to 53,196,792,782.40, 79,807,607,134.56 and 15,424,158,219.84

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Solution

The fourth proportional to 53,196,792,782.40, 79,807,607,134.56 and 15,424,158,219.84 is: 23,139,837,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,196,792,782.40 : 79,807,607,134.56 = 15,424,158,219.84 : x
  2. Step 2: Convert to fraction form
    53,196,792,782.40/79,807,607,134.56 = 15,424,158,219.84/x
  3. Step 3: Cross multiply
    53,196,792,782.40x = 79,807,607,134.56 × 15,424,158,219.84
  4. Step 4: Simplify right side
    53,196,792,782.40x = 1,230,965,159,590,285,017,088
  5. Step 5: Solve for x
    x = 1,230,965,159,590,285,017,088/53,196,792,782.40
  6. Step 6: Final answer
    x = 23,139,837,858.75

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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.