Home / 20,734,692,661.64-28,603,334,327.14-12,594,329,864.30

Finding the Fourth Proportional to 20,734,692,661.64, 28,603,334,327.14 and 12,594,329,864.30

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Solution

The fourth proportional to 20,734,692,661.64, 28,603,334,327.14 and 12,594,329,864.30 is: 17,373,772,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,692,661.64 : 28,603,334,327.14 = 12,594,329,864.30 : x
  2. Step 2: Convert to fraction form
    20,734,692,661.64/28,603,334,327.14 = 12,594,329,864.30/x
  3. Step 3: Cross multiply
    20,734,692,661.64x = 28,603,334,327.14 × 12,594,329,864.30
  4. Step 4: Simplify right side
    20,734,692,661.64x = 360,239,827,734,856,597,504
  5. Step 5: Solve for x
    x = 360,239,827,734,856,597,504/20,734,692,661.64
  6. Step 6: Final answer
    x = 17,373,772,238.32

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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.