Home / 969,482,830.10-1,454,646,814.60-339,666,712.80

Finding the Fourth Proportional to 969,482,830.10, 1,454,646,814.60 and 339,666,712.80

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Solution

The fourth proportional to 969,482,830.10, 1,454,646,814.60 and 339,666,712.80 is: 509,648,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,482,830.10 : 1,454,646,814.60 = 339,666,712.80 : x
  2. Step 2: Convert to fraction form
    969,482,830.10/1,454,646,814.60 = 339,666,712.80/x
  3. Step 3: Cross multiply
    969,482,830.10x = 1,454,646,814.60 × 339,666,712.80
  4. Step 4: Simplify right side
    969,482,830.10x = 494,095,101,800,173,056
  5. Step 5: Solve for x
    x = 494,095,101,800,173,056/969,482,830.10
  6. Step 6: Final answer
    x = 509,648,120.07

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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.