Home / 65,190,095,999.10-97,785,143,998.65-18,661,373,567.10

Finding the Fourth Proportional to 65,190,095,999.10, 97,785,143,998.65 and 18,661,373,567.10

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Solution

The fourth proportional to 65,190,095,999.10, 97,785,143,998.65 and 18,661,373,567.10 is: 27,992,060,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190,095,999.10 : 97,785,143,998.65 = 18,661,373,567.10 : x
  2. Step 2: Convert to fraction form
    65,190,095,999.10/97,785,143,998.65 = 18,661,373,567.10/x
  3. Step 3: Cross multiply
    65,190,095,999.10x = 97,785,143,998.65 × 18,661,373,567.10
  4. Step 4: Simplify right side
    65,190,095,999.10x = 1,824,805,101,471,474,122,752
  5. Step 5: Solve for x
    x = 1,824,805,101,471,474,122,752/65,190,095,999.10
  6. Step 6: Final answer
    x = 27,992,060,350.65

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Double scale
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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.