Home / 21,807,129,382.32-30,093,838,605.56-11,782,624,229.48

Finding the Fourth Proportional to 21,807,129,382.32, 30,093,838,605.56 and 11,782,624,229.48

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Solution

The fourth proportional to 21,807,129,382.32, 30,093,838,605.56 and 11,782,624,229.48 is: 16,260,021,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,807,129,382.32 : 30,093,838,605.56 = 11,782,624,229.48 : x
  2. Step 2: Convert to fraction form
    21,807,129,382.32/30,093,838,605.56 = 11,782,624,229.48/x
  3. Step 3: Cross multiply
    21,807,129,382.32x = 30,093,838,605.56 × 11,782,624,229.48
  4. Step 4: Simplify right side
    21,807,129,382.32x = 354,584,391,911,931,904,000
  5. Step 5: Solve for x
    x = 354,584,391,911,931,904,000/21,807,129,382.32
  6. Step 6: Final answer
    x = 16,260,021,468.00

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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.