Home / 13,675,129,985.79-20,509,004,619.17-4,830,804,497.54

Finding the Fourth Proportional to 13,675,129,985.79, 20,509,004,619.17 and 4,830,804,497.54

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Solution

The fourth proportional to 13,675,129,985.79, 20,509,004,619.17 and 4,830,804,497.54 is: 7,244,903,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675,129,985.79 : 20,509,004,619.17 = 4,830,804,497.54 : x
  2. Step 2: Convert to fraction form
    13,675,129,985.79/20,509,004,619.17 = 4,830,804,497.54/x
  3. Step 3: Cross multiply
    13,675,129,985.79x = 20,509,004,619.17 × 4,830,804,497.54
  4. Step 4: Simplify right side
    13,675,129,985.79x = 99,074,991,754,228,367,360
  5. Step 5: Solve for x
    x = 99,074,991,754,228,367,360/13,675,129,985.79
  6. Step 6: Final answer
    x = 7,244,903,109.31

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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.