Home / 65,190,097,978.90-97,785,146,968.35-33,809,038,369.90

Finding the Fourth Proportional to 65,190,097,978.90, 97,785,146,968.35 and 33,809,038,369.90

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Solution

The fourth proportional to 65,190,097,978.90, 97,785,146,968.35 and 33,809,038,369.90 is: 50,713,557,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,097,978.90 : 97,785,146,968.35 = 33,809,038,369.90 : x
  2. Step 2: Convert to fraction form
    65,190,097,978.90/97,785,146,968.35 = 33,809,038,369.90/x
  3. Step 3: Cross multiply
    65,190,097,978.90x = 97,785,146,968.35 × 33,809,038,369.90
  4. Step 4: Simplify right side
    65,190,097,978.90x = 3,306,021,785,859,256,221,696
  5. Step 5: Solve for x
    x = 3,306,021,785,859,256,221,696/65,190,097,978.90
  6. Step 6: Final answer
    x = 50,713,557,554.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.