Home / 8,971,286,585.40-12,380,958,594.54-4,956,957,339.48

Finding the Fourth Proportional to 8,971,286,585.40, 12,380,958,594.54 and 4,956,957,339.48

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Solution

The fourth proportional to 8,971,286,585.40, 12,380,958,594.54 and 4,956,957,339.48 is: 6,840,923,315.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,286,585.40 : 12,380,958,594.54 = 4,956,957,339.48 : x
  2. Step 2: Convert to fraction form
    8,971,286,585.40/12,380,958,594.54 = 4,956,957,339.48/x
  3. Step 3: Cross multiply
    8,971,286,585.40x = 12,380,958,594.54 × 4,956,957,339.48
  4. Step 4: Simplify right side
    8,971,286,585.40x = 61,371,883,575,003,037,696
  5. Step 5: Solve for x
    x = 61,371,883,575,003,037,696/8,971,286,585.40
  6. Step 6: Final answer
    x = 6,840,923,315.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.