Home / 5,171,253,184,124.80-7,135,145,772,842.40-3,087,470,041,741.20

Finding the Fourth Proportional to 5,171,253,184,124.80, 7,135,145,772,842.40 and 3,087,470,041,741.20

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Solution

The fourth proportional to 5,171,253,184,124.80, 7,135,145,772,842.40 and 3,087,470,041,741.20 is: 4,260,001,982,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,253,184,124.80 : 7,135,145,772,842.40 = 3,087,470,041,741.20 : x
  2. Step 2: Convert to fraction form
    5,171,253,184,124.80/7,135,145,772,842.40 = 3,087,470,041,741.20/x
  3. Step 3: Cross multiply
    5,171,253,184,124.80x = 7,135,145,772,842.40 × 3,087,470,041,741.20
  4. Step 4: Simplify right side
    5,171,253,184,124.80x = 22,029,548,817,107,274,363,305,984
  5. Step 5: Solve for x
    x = 22,029,548,817,107,274,363,305,984/5,171,253,184,124.80
  6. Step 6: Final answer
    x = 4,260,001,982,640.43

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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.