Home / 13,749,159,228.84-18,958,825,270.98-9,286,075,091.88

Finding the Fourth Proportional to 13,749,159,228.84, 18,958,825,270.98 and 9,286,075,091.88

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Solution

The fourth proportional to 13,749,159,228.84, 18,958,825,270.98 and 9,286,075,091.88 is: 12,804,642,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,749,159,228.84 : 18,958,825,270.98 = 9,286,075,091.88 : x
  2. Step 2: Convert to fraction form
    13,749,159,228.84/18,958,825,270.98 = 9,286,075,091.88/x
  3. Step 3: Cross multiply
    13,749,159,228.84x = 18,958,825,270.98 × 9,286,075,091.88
  4. Step 4: Simplify right side
    13,749,159,228.84x = 176,053,075,120,152,444,928
  5. Step 5: Solve for x
    x = 176,053,075,120,152,444,928/13,749,159,228.84
  6. Step 6: Final answer
    x = 12,804,642,974.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.