Home / 1,458,743,453.45-2,013,065,539.32-789,688,001.93

Finding the Fourth Proportional to 1,458,743,453.45, 2,013,065,539.32 and 789,688,001.93

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Solution

The fourth proportional to 1,458,743,453.45, 2,013,065,539.32 and 789,688,001.93 is: 1,089,769,211.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,743,453.45 : 2,013,065,539.32 = 789,688,001.93 : x
  2. Step 2: Convert to fraction form
    1,458,743,453.45/2,013,065,539.32 = 789,688,001.93/x
  3. Step 3: Cross multiply
    1,458,743,453.45x = 2,013,065,539.32 × 789,688,001.93
  4. Step 4: Simplify right side
    1,458,743,453.45x = 1,589,693,703,495,512,064
  5. Step 5: Solve for x
    x = 1,589,693,703,495,512,064/1,458,743,453.45
  6. Step 6: Final answer
    x = 1,089,769,211.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.