Home / 20,178,355,510.40-30,267,533,265.60-10,764,037,627.70

Finding the Fourth Proportional to 20,178,355,510.40, 30,267,533,265.60 and 10,764,037,627.70

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Solution

The fourth proportional to 20,178,355,510.40, 30,267,533,265.60 and 10,764,037,627.70 is: 16,146,056,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,178,355,510.40 : 30,267,533,265.60 = 10,764,037,627.70 : x
  2. Step 2: Convert to fraction form
    20,178,355,510.40/30,267,533,265.60 = 10,764,037,627.70/x
  3. Step 3: Cross multiply
    20,178,355,510.40x = 30,267,533,265.60 × 10,764,037,627.70
  4. Step 4: Simplify right side
    20,178,355,510.40x = 325,800,866,968,579,866,624
  5. Step 5: Solve for x
    x = 325,800,866,968,579,866,624/20,178,355,510.40
  6. Step 6: Final answer
    x = 16,146,056,441.55

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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.