Home / 770,327,955,598.40-1,154,486,758,831-430,353,401,059.40

Finding the Fourth Proportional to 770,327,955,598.40, 1,154,486,758,831 and 430,353,401,059.40

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Solution

The fourth proportional to 770,327,955,598.40, 1,154,486,758,831 and 430,353,401,059.40 is: 644,968,548,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,327,955,598.40 : 1,154,486,758,831 = 430,353,401,059.40 : x
  2. Step 2: Convert to fraction form
    770,327,955,598.40/1,154,486,758,831 = 430,353,401,059.40/x
  3. Step 3: Cross multiply
    770,327,955,598.40x = 1,154,486,758,831 × 430,353,401,059.40
  4. Step 4: Simplify right side
    770,327,955,598.40x = 496,837,303,140,964,200,611,840
  5. Step 5: Solve for x
    x = 496,837,303,140,964,200,611,840/770,327,955,598.40
  6. Step 6: Final answer
    x = 644,968,548,175.06

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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.