Home / 8,087,016,015.03-12,131,827,509.73-2,490,950,499.88

Finding the Fourth Proportional to 8,087,016,015.03, 12,131,827,509.73 and 2,490,950,499.88

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Solution

The fourth proportional to 8,087,016,015.03, 12,131,827,509.73 and 2,490,950,499.88 is: 3,736,827,247.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,016,015.03 : 12,131,827,509.73 = 2,490,950,499.88 : x
  2. Step 2: Convert to fraction form
    8,087,016,015.03/12,131,827,509.73 = 2,490,950,499.88/x
  3. Step 3: Cross multiply
    8,087,016,015.03x = 12,131,827,509.73 × 2,490,950,499.88
  4. Step 4: Simplify right side
    8,087,016,015.03x = 30,219,781,799,819,878,400
  5. Step 5: Solve for x
    x = 30,219,781,799,819,878,400/8,087,016,015.03
  6. Step 6: Final answer
    x = 3,736,827,247.98

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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.