Home / 2,146,252,826.20-3,219,379,239.30-785,174,963.80

Finding the Fourth Proportional to 2,146,252,826.20, 3,219,379,239.30 and 785,174,963.80

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Solution

The fourth proportional to 2,146,252,826.20, 3,219,379,239.30 and 785,174,963.80 is: 1,177,762,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,252,826.20 : 3,219,379,239.30 = 785,174,963.80 : x
  2. Step 2: Convert to fraction form
    2,146,252,826.20/3,219,379,239.30 = 785,174,963.80/x
  3. Step 3: Cross multiply
    2,146,252,826.20x = 3,219,379,239.30 × 785,174,963.80
  4. Step 4: Simplify right side
    2,146,252,826.20x = 2,527,775,977,675,849,216
  5. Step 5: Solve for x
    x = 2,527,775,977,675,849,216/2,146,252,826.20
  6. Step 6: Final answer
    x = 1,177,762,445.70

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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.