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Finding the Fourth Proportional to 17,653,478,973,075, 26,480,218,459,618 and 17,653,478,973,075

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Solution

The fourth proportional to 17,653,478,973,075, 26,480,218,459,618 and 17,653,478,973,075 is: 26,480,218,459,618

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,653,478,973,075 : 26,480,218,459,618 = 17,653,478,973,075 : x
  2. Step 2: Convert to fraction form
    17,653,478,973,075/26,480,218,459,618 = 17,653,478,973,075/x
  3. Step 3: Cross multiply
    17,653,478,973,075x = 26,480,218,459,618 × 17,653,478,973,075
  4. Step 4: Simplify right side
    17,653,478,973,075x = 467,467,979,779,298,816,505,675,776
  5. Step 5: Solve for x
    x = 467,467,979,779,298,816,505,675,776/17,653,478,973,075
  6. Step 6: Final answer
    x = 26,480,218,459,618

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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.