Home / 3,011,986,002.60-4,518,239,256.90-830,952,138.60

Finding the Fourth Proportional to 3,011,986,002.60, 4,518,239,256.90 and 830,952,138.60

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Solution

The fourth proportional to 3,011,986,002.60, 4,518,239,256.90 and 830,952,138.60 is: 1,246,500,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,986,002.60 : 4,518,239,256.90 = 830,952,138.60 : x
  2. Step 2: Convert to fraction form
    3,011,986,002.60/4,518,239,256.90 = 830,952,138.60/x
  3. Step 3: Cross multiply
    3,011,986,002.60x = 4,518,239,256.90 × 830,952,138.60
  4. Step 4: Simplify right side
    3,011,986,002.60x = 3,754,440,573,227,529,728
  5. Step 5: Solve for x
    x = 3,754,440,573,227,529,728/3,011,986,002.60
  6. Step 6: Final answer
    x = 1,246,500,006.97

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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.