Home / 15,484,925,021,209-21,369,087,821,676-8,453,523,168,701.60

Finding the Fourth Proportional to 15,484,925,021,209, 21,369,087,821,676 and 8,453,523,168,701.60

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Solution

The fourth proportional to 15,484,925,021,209, 21,369,087,821,676 and 8,453,523,168,701.60 is: 11,665,802,627,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484,925,021,209 : 21,369,087,821,676 = 8,453,523,168,701.60 : x
  2. Step 2: Convert to fraction form
    15,484,925,021,209/21,369,087,821,676 = 8,453,523,168,701.60/x
  3. Step 3: Cross multiply
    15,484,925,021,209x = 21,369,087,821,676 × 8,453,523,168,701.60
  4. Step 4: Simplify right side
    15,484,925,021,209x = 180,644,078,994,557,271,843,799,040
  5. Step 5: Solve for x
    x = 180,644,078,994,557,271,843,799,040/15,484,925,021,209
  6. Step 6: Final answer
    x = 11,665,802,627,209.19

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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.