Home / 20,954,354,703.40-31,431,532,055.10-19,025,861,602.60

Finding the Fourth Proportional to 20,954,354,703.40, 31,431,532,055.10 and 19,025,861,602.60

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Solution

The fourth proportional to 20,954,354,703.40, 31,431,532,055.10 and 19,025,861,602.60 is: 28,538,792,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,954,354,703.40 : 31,431,532,055.10 = 19,025,861,602.60 : x
  2. Step 2: Convert to fraction form
    20,954,354,703.40/31,431,532,055.10 = 19,025,861,602.60/x
  3. Step 3: Cross multiply
    20,954,354,703.40x = 31,431,532,055.10 × 19,025,861,602.60
  4. Step 4: Simplify right side
    20,954,354,703.40x = 598,011,978,838,018,097,152
  5. Step 5: Solve for x
    x = 598,011,978,838,018,097,152/20,954,354,703.40
  6. Step 6: Final answer
    x = 28,538,792,403.90

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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.