Home / 1,156,111,081.74-1,595,159,845.78-654,319,865.22

Finding the Fourth Proportional to 1,156,111,081.74, 1,595,159,845.78 and 654,319,865.22

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Solution

The fourth proportional to 1,156,111,081.74, 1,595,159,845.78 and 654,319,865.22 is: 902,806,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,111,081.74 : 1,595,159,845.78 = 654,319,865.22 : x
  2. Step 2: Convert to fraction form
    1,156,111,081.74/1,595,159,845.78 = 654,319,865.22/x
  3. Step 3: Cross multiply
    1,156,111,081.74x = 1,595,159,845.78 × 654,319,865.22
  4. Step 4: Simplify right side
    1,156,111,081.74x = 1,043,744,775,287,149,824
  5. Step 5: Solve for x
    x = 1,043,744,775,287,149,824/1,156,111,081.74
  6. Step 6: Final answer
    x = 902,806,652.21

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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.