Home / 2,647,378,953.02-3,971,592,094.88-756,592,089.40

Finding the Fourth Proportional to 2,647,378,953.02, 3,971,592,094.88 and 756,592,089.40

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Solution

The fourth proportional to 2,647,378,953.02, 3,971,592,094.88 and 756,592,089.40 is: 1,135,037,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,378,953.02 : 3,971,592,094.88 = 756,592,089.40 : x
  2. Step 2: Convert to fraction form
    2,647,378,953.02/3,971,592,094.88 = 756,592,089.40/x
  3. Step 3: Cross multiply
    2,647,378,953.02x = 3,971,592,094.88 × 756,592,089.40
  4. Step 4: Simplify right side
    2,647,378,953.02x = 3,004,875,161,286,141,440
  5. Step 5: Solve for x
    x = 3,004,875,161,286,141,440/2,647,378,953.02
  6. Step 6: Final answer
    x = 1,135,037,791.95

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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.