Home / 38,274,867,955.63-52,819,133,618.26-21,127,571,243.00

Finding the Fourth Proportional to 38,274,867,955.63, 52,819,133,618.26 and 21,127,571,243.00

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Solution

The fourth proportional to 38,274,867,955.63, 52,819,133,618.26 and 21,127,571,243.00 is: 29,155,946,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,274,867,955.63 : 52,819,133,618.26 = 21,127,571,243.00 : x
  2. Step 2: Convert to fraction form
    38,274,867,955.63/52,819,133,618.26 = 21,127,571,243.00/x
  3. Step 3: Cross multiply
    38,274,867,955.63x = 52,819,133,618.26 × 21,127,571,243.00
  4. Step 4: Simplify right side
    38,274,867,955.63x = 1,115,940,008,513,377,402,880
  5. Step 5: Solve for x
    x = 1,115,940,008,513,377,402,880/38,274,867,955.63
  6. Step 6: Final answer
    x = 29,155,946,659.49

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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.