Home / 28,447,311,625,900-39,257,290,039,938-16,115,290,693,175

Finding the Fourth Proportional to 28,447,311,625,900, 39,257,290,039,938 and 16,115,290,693,175

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Solution

The fourth proportional to 28,447,311,625,900, 39,257,290,039,938 and 16,115,290,693,175 is: 22,239,101,154,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,311,625,900 : 39,257,290,039,938 = 16,115,290,693,175 : x
  2. Step 2: Convert to fraction form
    28,447,311,625,900/39,257,290,039,938 = 16,115,290,693,175/x
  3. Step 3: Cross multiply
    28,447,311,625,900x = 39,257,290,039,938 × 16,115,290,693,175
  4. Step 4: Simplify right side
    28,447,311,625,900x = 632,642,640,819,884,516,733,616,128
  5. Step 5: Solve for x
    x = 632,642,640,819,884,516,733,616,128/28,447,311,625,900
  6. Step 6: Final answer
    x = 22,239,101,154,426.55

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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.