Home / 12,178,630,060.10-18,268,025,803.40-4,718,041,419.50

Finding the Fourth Proportional to 12,178,630,060.10, 18,268,025,803.40 and 4,718,041,419.50

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Solution

The fourth proportional to 12,178,630,060.10, 18,268,025,803.40 and 4,718,041,419.50 is: 7,077,093,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,630,060.10 : 18,268,025,803.40 = 4,718,041,419.50 : x
  2. Step 2: Convert to fraction form
    12,178,630,060.10/18,268,025,803.40 = 4,718,041,419.50/x
  3. Step 3: Cross multiply
    12,178,630,060.10x = 18,268,025,803.40 × 4,718,041,419.50
  4. Step 4: Simplify right side
    12,178,630,060.10x = 86,189,302,392,858,771,456
  5. Step 5: Solve for x
    x = 86,189,302,392,858,771,456/12,178,630,060.10
  6. Step 6: Final answer
    x = 7,077,093,397.83

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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.