Home / 831,503,347.92-1,147,460,701.32-460,217,430.48

Finding the Fourth Proportional to 831,503,347.92, 1,147,460,701.32 and 460,217,430.48

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Solution

The fourth proportional to 831,503,347.92, 1,147,460,701.32 and 460,217,430.48 is: 635,092,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,503,347.92 : 1,147,460,701.32 = 460,217,430.48 : x
  2. Step 2: Convert to fraction form
    831,503,347.92/1,147,460,701.32 = 460,217,430.48/x
  3. Step 3: Cross multiply
    831,503,347.92x = 1,147,460,701.32 × 460,217,430.48
  4. Step 4: Simplify right side
    831,503,347.92x = 528,081,415,538,269,120
  5. Step 5: Solve for x
    x = 528,081,415,538,269,120/831,503,347.92
  6. Step 6: Final answer
    x = 635,092,350.33

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1.5x scale

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.