Home / 7,813,206,502.40-11,733,414,643.20-4,139,886,310.40

Finding the Fourth Proportional to 7,813,206,502.40, 11,733,414,643.20 and 4,139,886,310.40

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Solution

The fourth proportional to 7,813,206,502.40, 11,733,414,643.20 and 4,139,886,310.40 is: 6,217,038,118.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,813,206,502.40 : 11,733,414,643.20 = 4,139,886,310.40 : x
  2. Step 2: Convert to fraction form
    7,813,206,502.40/11,733,414,643.20 = 4,139,886,310.40/x
  3. Step 3: Cross multiply
    7,813,206,502.40x = 11,733,414,643.20 × 4,139,886,310.40
  4. Step 4: Simplify right side
    7,813,206,502.40x = 48,575,002,655,630,581,760
  5. Step 5: Solve for x
    x = 48,575,002,655,630,581,760/7,813,206,502.40
  6. Step 6: Final answer
    x = 6,217,038,118.82

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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.