Home / 1,117,724,347,962.50-1,676,868,669,293.20-311,890,611,705.96

Finding the Fourth Proportional to 1,117,724,347,962.50, 1,676,868,669,293.20 and 311,890,611,705.96

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Solution

The fourth proportional to 1,117,724,347,962.50, 1,676,868,669,293.20 and 311,890,611,705.96 is: 467,914,648,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,724,347,962.50 : 1,676,868,669,293.20 = 311,890,611,705.96 : x
  2. Step 2: Convert to fraction form
    1,117,724,347,962.50/1,676,868,669,293.20 = 311,890,611,705.96/x
  3. Step 3: Cross multiply
    1,117,724,347,962.50x = 1,676,868,669,293.20 × 311,890,611,705.96
  4. Step 4: Simplify right side
    1,117,724,347,962.50x = 522,999,595,016,415,317,327,872
  5. Step 5: Solve for x
    x = 522,999,595,016,415,317,327,872/1,117,724,347,962.50
  6. Step 6: Final answer
    x = 467,914,648,159.71

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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.