Home / 785,019,683.48-1,083,334,327.83-432,608,318.69

Finding the Fourth Proportional to 785,019,683.48, 1,083,334,327.83 and 432,608,318.69

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Solution

The fourth proportional to 785,019,683.48, 1,083,334,327.83 and 432,608,318.69 is: 597,003,428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,019,683.48 : 1,083,334,327.83 = 432,608,318.69 : x
  2. Step 2: Convert to fraction form
    785,019,683.48/1,083,334,327.83 = 432,608,318.69/x
  3. Step 3: Cross multiply
    785,019,683.48x = 1,083,334,327.83 × 432,608,318.69
  4. Step 4: Simplify right side
    785,019,683.48x = 468,659,442,136,280,896
  5. Step 5: Solve for x
    x = 468,659,442,136,280,896/785,019,683.48
  6. Step 6: Final answer
    x = 597,003,428.07

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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.