Home / 12,806,475,618,763-17,672,936,353,897-7,325,577,426,428.40

Finding the Fourth Proportional to 12,806,475,618,763, 17,672,936,353,897 and 7,325,577,426,428.40

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Solution

The fourth proportional to 12,806,475,618,763, 17,672,936,353,897 and 7,325,577,426,428.40 is: 10,109,296,848,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806,475,618,763 : 17,672,936,353,897 = 7,325,577,426,428.40 : x
  2. Step 2: Convert to fraction form
    12,806,475,618,763/17,672,936,353,897 = 7,325,577,426,428.40/x
  3. Step 3: Cross multiply
    12,806,475,618,763x = 17,672,936,353,897 × 7,325,577,426,428.40
  4. Step 4: Simplify right side
    12,806,475,618,763x = 129,464,463,612,813,710,354,022,400
  5. Step 5: Solve for x
    x = 129,464,463,612,813,710,354,022,400/12,806,475,618,763
  6. Step 6: Final answer
    x = 10,109,296,848,473.52

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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.