Home / 785,019,738.12-1,083,334,402.96-432,608,373.32

Finding the Fourth Proportional to 785,019,738.12, 1,083,334,402.96 and 432,608,373.32

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Solution

The fourth proportional to 785,019,738.12, 1,083,334,402.96 and 432,608,373.32 is: 597,003,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,019,738.12 : 1,083,334,402.96 = 432,608,373.32 : x
  2. Step 2: Convert to fraction form
    785,019,738.12/1,083,334,402.96 = 432,608,373.32/x
  3. Step 3: Cross multiply
    785,019,738.12x = 1,083,334,402.96 × 432,608,373.32
  4. Step 4: Simplify right side
    785,019,738.12x = 468,659,533,826,118,976
  5. Step 5: Solve for x
    x = 468,659,533,826,118,976/785,019,738.12
  6. Step 6: Final answer
    x = 597,003,503.31

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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.