Home / 15,124,271,734.53-20,873,325,184.90-8,607,947,414.91

Finding the Fourth Proportional to 15,124,271,734.53, 20,873,325,184.90 and 8,607,947,414.91

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Solution

The fourth proportional to 15,124,271,734.53, 20,873,325,184.90 and 8,607,947,414.91 is: 11,880,009,082.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124,271,734.53 : 20,873,325,184.90 = 8,607,947,414.91 : x
  2. Step 2: Convert to fraction form
    15,124,271,734.53/20,873,325,184.90 = 8,607,947,414.91/x
  3. Step 3: Cross multiply
    15,124,271,734.53x = 20,873,325,184.90 × 8,607,947,414.91
  4. Step 4: Simplify right side
    15,124,271,734.53x = 179,676,485,565,878,075,392
  5. Step 5: Solve for x
    x = 179,676,485,565,878,075,392/15,124,271,734.53
  6. Step 6: Final answer
    x = 11,880,009,082.07

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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.