Home / 980,254,988.20-1,468,366,943.10-673,893,029.80

Finding the Fourth Proportional to 980,254,988.20, 1,468,366,943.10 and 673,893,029.80

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Solution

The fourth proportional to 980,254,988.20, 1,468,366,943.10 and 673,893,029.80 is: 1,009,453,927.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,254,988.20 : 1,468,366,943.10 = 673,893,029.80 : x
  2. Step 2: Convert to fraction form
    980,254,988.20/1,468,366,943.10 = 673,893,029.80/x
  3. Step 3: Cross multiply
    980,254,988.20x = 1,468,366,943.10 × 673,893,029.80
  4. Step 4: Simplify right side
    980,254,988.20x = 989,522,248,143,823,104
  5. Step 5: Solve for x
    x = 989,522,248,143,823,104/980,254,988.20
  6. Step 6: Final answer
    x = 1,009,453,927.86

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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.