Home / 99,735,115,969.01-137,634,592,765.42-54,009,470,238.56

Finding the Fourth Proportional to 99,735,115,969.01, 137,634,592,765.42 and 54,009,470,238.56

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Solution

The fourth proportional to 99,735,115,969.01, 137,634,592,765.42 and 54,009,470,238.56 is: 74,533,140,805.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,735,115,969.01 : 137,634,592,765.42 = 54,009,470,238.56 : x
  2. Step 2: Convert to fraction form
    99,735,115,969.01/137,634,592,765.42 = 54,009,470,238.56/x
  3. Step 3: Cross multiply
    99,735,115,969.01x = 137,634,592,765.42 × 54,009,470,238.56
  4. Step 4: Simplify right side
    99,735,115,969.01x = 7,433,571,441,760,277,626,880
  5. Step 5: Solve for x
    x = 7,433,571,441,760,277,626,880/99,735,115,969.01
  6. Step 6: Final answer
    x = 74,533,140,805.39

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1.5x scale

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.