Home / 1,117,724,347,959.50-1,676,868,669,288.80-311,890,611,702.96

Finding the Fourth Proportional to 1,117,724,347,959.50, 1,676,868,669,288.80 and 311,890,611,702.96

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Solution

The fourth proportional to 1,117,724,347,959.50, 1,676,868,669,288.80 and 311,890,611,702.96 is: 467,914,648,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,724,347,959.50 : 1,676,868,669,288.80 = 311,890,611,702.96 : x
  2. Step 2: Convert to fraction form
    1,117,724,347,959.50/1,676,868,669,288.80 = 311,890,611,702.96/x
  3. Step 3: Cross multiply
    1,117,724,347,959.50x = 1,676,868,669,288.80 × 311,890,611,702.96
  4. Step 4: Simplify right side
    1,117,724,347,959.50x = 522,999,595,010,012,393,504,768
  5. Step 5: Solve for x
    x = 522,999,595,010,012,393,504,768/1,117,724,347,959.50
  6. Step 6: Final answer
    x = 467,914,648,155.24

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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.