Home / 15,904,075,076.16-21,947,690,128.20-8,767,332,235.86

Finding the Fourth Proportional to 15,904,075,076.16, 21,947,690,128.20 and 8,767,332,235.86

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Solution

The fourth proportional to 15,904,075,076.16, 21,947,690,128.20 and 8,767,332,235.86 is: 12,098,955,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904,075,076.16 : 21,947,690,128.20 = 8,767,332,235.86 : x
  2. Step 2: Convert to fraction form
    15,904,075,076.16/21,947,690,128.20 = 8,767,332,235.86/x
  3. Step 3: Cross multiply
    15,904,075,076.16x = 21,947,690,128.20 × 8,767,332,235.86
  4. Step 4: Simplify right side
    15,904,075,076.16x = 192,422,691,163,634,171,904
  5. Step 5: Solve for x
    x = 192,422,691,163,634,171,904/15,904,075,076.16
  6. Step 6: Final answer
    x = 12,098,955,157.23

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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.