Home / 127,253,111,965.23-190,899,281,110.88-43,387,230,160.19

Finding the Fourth Proportional to 127,253,111,965.23, 190,899,281,110.88 and 43,387,230,160.19

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Solution

The fourth proportional to 127,253,111,965.23, 190,899,281,110.88 and 43,387,230,160.19 is: 65,087,532,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,253,111,965.23 : 190,899,281,110.88 = 43,387,230,160.19 : x
  2. Step 2: Convert to fraction form
    127,253,111,965.23/190,899,281,110.88 = 43,387,230,160.19/x
  3. Step 3: Cross multiply
    127,253,111,965.23x = 190,899,281,110.88 × 43,387,230,160.19
  4. Step 4: Simplify right side
    127,253,111,965.23x = 8,282,591,046,971,607,220,224
  5. Step 5: Solve for x
    x = 8,282,591,046,971,607,220,224/127,253,111,965.23
  6. Step 6: Final answer
    x = 65,087,532,391.62

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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.