Home / 65,190,097,981.90-97,785,146,972.85-33,809,038,372.90

Finding the Fourth Proportional to 65,190,097,981.90, 97,785,146,972.85 and 33,809,038,372.90

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Solution

The fourth proportional to 65,190,097,981.90, 97,785,146,972.85 and 33,809,038,372.90 is: 50,713,557,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,097,981.90 : 97,785,146,972.85 = 33,809,038,372.90 : x
  2. Step 2: Convert to fraction form
    65,190,097,981.90/97,785,146,972.85 = 33,809,038,372.90/x
  3. Step 3: Cross multiply
    65,190,097,981.90x = 97,785,146,972.85 × 33,809,038,372.90
  4. Step 4: Simplify right side
    65,190,097,981.90x = 3,306,021,786,304,752,123,904
  5. Step 5: Solve for x
    x = 3,306,021,786,304,752,123,904/65,190,097,981.90
  6. Step 6: Final answer
    x = 50,713,557,559.35

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Double scale
Find fourth proportional to 65,190,097,982.90, 97,785,146,974.35 and 33,809,038,373.90
Similar ratio
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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.