Home / 7,978,176,750.10-11,967,265,125.15-4,713,003,246.10

Finding the Fourth Proportional to 7,978,176,750.10, 11,967,265,125.15 and 4,713,003,246.10

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Solution

The fourth proportional to 7,978,176,750.10, 11,967,265,125.15 and 4,713,003,246.10 is: 7,069,504,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,176,750.10 : 11,967,265,125.15 = 4,713,003,246.10 : x
  2. Step 2: Convert to fraction form
    7,978,176,750.10/11,967,265,125.15 = 4,713,003,246.10/x
  3. Step 3: Cross multiply
    7,978,176,750.10x = 11,967,265,125.15 × 4,713,003,246.10
  4. Step 4: Simplify right side
    7,978,176,750.10x = 56,401,759,381,771,272,192
  5. Step 5: Solve for x
    x = 56,401,759,381,771,272,192/7,978,176,750.10
  6. Step 6: Final answer
    x = 7,069,504,869.15

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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.