Home / 30,209,095,836.60-45,305,914,682.40-8,956,574,879.70

Finding the Fourth Proportional to 30,209,095,836.60, 45,305,914,682.40 and 8,956,574,879.70

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Solution

The fourth proportional to 30,209,095,836.60, 45,305,914,682.40 and 8,956,574,879.70 is: 13,432,570,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,209,095,836.60 : 45,305,914,682.40 = 8,956,574,879.70 : x
  2. Step 2: Convert to fraction form
    30,209,095,836.60/45,305,914,682.40 = 8,956,574,879.70/x
  3. Step 3: Cross multiply
    30,209,095,836.60x = 45,305,914,682.40 × 8,956,574,879.70
  4. Step 4: Simplify right side
    30,209,095,836.60x = 405,785,817,346,215,313,408
  5. Step 5: Solve for x
    x = 405,785,817,346,215,313,408/30,209,095,836.60
  6. Step 6: Final answer
    x = 13,432,570,757.53

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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.