Home / 6,391,211,060-8,820,143,649.42-3,571,818,902.84

Finding the Fourth Proportional to 6,391,211,060, 8,820,143,649.42 and 3,571,818,902.84

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Solution

The fourth proportional to 6,391,211,060, 8,820,143,649.42 and 3,571,818,902.84 is: 4,929,262,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,211,060 : 8,820,143,649.42 = 3,571,818,902.84 : x
  2. Step 2: Convert to fraction form
    6,391,211,060/8,820,143,649.42 = 3,571,818,902.84/x
  3. Step 3: Cross multiply
    6,391,211,060x = 8,820,143,649.42 × 3,571,818,902.84
  4. Step 4: Simplify right side
    6,391,211,060x = 31,503,955,812,762,537,984
  5. Step 5: Solve for x
    x = 31,503,955,812,762,537,984/6,391,211,060
  6. Step 6: Final answer
    x = 4,929,262,313.04

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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.