Home / 5,164,485,692.19-7,749,680,568.49-2,803,838,587.76

Finding the Fourth Proportional to 5,164,485,692.19, 7,749,680,568.49 and 2,803,838,587.76

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Solution

The fourth proportional to 5,164,485,692.19, 7,749,680,568.49 and 2,803,838,587.76 is: 4,207,360,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,485,692.19 : 7,749,680,568.49 = 2,803,838,587.76 : x
  2. Step 2: Convert to fraction form
    5,164,485,692.19/7,749,680,568.49 = 2,803,838,587.76/x
  3. Step 3: Cross multiply
    5,164,485,692.19x = 7,749,680,568.49 × 2,803,838,587.76
  4. Step 4: Simplify right side
    5,164,485,692.19x = 21,728,853,420,758,478,848
  5. Step 5: Solve for x
    x = 21,728,853,420,758,478,848/5,164,485,692.19
  6. Step 6: Final answer
    x = 4,207,360,561.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.