Home / 1,209,177,742.37-1,812,923,333.09-535,766,563.74

Finding the Fourth Proportional to 1,209,177,742.37, 1,812,923,333.09 and 535,766,563.74

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Solution

The fourth proportional to 1,209,177,742.37, 1,812,923,333.09 and 535,766,563.74 is: 803,276,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,177,742.37 : 1,812,923,333.09 = 535,766,563.74 : x
  2. Step 2: Convert to fraction form
    1,209,177,742.37/1,812,923,333.09 = 535,766,563.74/x
  3. Step 3: Cross multiply
    1,209,177,742.37x = 1,812,923,333.09 × 535,766,563.74
  4. Step 4: Simplify right side
    1,209,177,742.37x = 971,303,704,498,298,496
  5. Step 5: Solve for x
    x = 971,303,704,498,298,496/1,209,177,742.37
  6. Step 6: Final answer
    x = 803,276,202.05

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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.