Home / 12,096,037,754.40-18,129,723,908.40-5,108,835,194.40

Finding the Fourth Proportional to 12,096,037,754.40, 18,129,723,908.40 and 5,108,835,194.40

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Solution

The fourth proportional to 12,096,037,754.40, 18,129,723,908.40 and 5,108,835,194.40 is: 7,657,199,278.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,037,754.40 : 18,129,723,908.40 = 5,108,835,194.40 : x
  2. Step 2: Convert to fraction form
    12,096,037,754.40/18,129,723,908.40 = 5,108,835,194.40/x
  3. Step 3: Cross multiply
    12,096,037,754.40x = 18,129,723,908.40 × 5,108,835,194.40
  4. Step 4: Simplify right side
    12,096,037,754.40x = 92,621,771,567,989,047,296
  5. Step 5: Solve for x
    x = 92,621,771,567,989,047,296/12,096,037,754.40
  6. Step 6: Final answer
    x = 7,657,199,278.69

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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.