Home / 28,447,311,625,905-39,257,290,039,943-16,115,290,693,181

Finding the Fourth Proportional to 28,447,311,625,905, 39,257,290,039,943 and 16,115,290,693,181

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Solution

The fourth proportional to 28,447,311,625,905, 39,257,290,039,943 and 16,115,290,693,181 is: 22,239,101,154,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,311,625,905 : 39,257,290,039,943 = 16,115,290,693,181 : x
  2. Step 2: Convert to fraction form
    28,447,311,625,905/39,257,290,039,943 = 16,115,290,693,181/x
  3. Step 3: Cross multiply
    28,447,311,625,905x = 39,257,290,039,943 × 16,115,290,693,181
  4. Step 4: Simplify right side
    28,447,311,625,905x = 632,642,640,820,200,626,326,601,728
  5. Step 5: Solve for x
    x = 632,642,640,820,200,626,326,601,728/28,447,311,625,905
  6. Step 6: Final answer
    x = 22,239,101,154,433.75

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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.