Home / 471,596,394.42-706,487,955.30-263,704,271.67

Finding the Fourth Proportional to 471,596,394.42, 706,487,955.30 and 263,704,271.67

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Solution

The fourth proportional to 471,596,394.42, 706,487,955.30 and 263,704,271.67 is: 395,049,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,596,394.42 : 706,487,955.30 = 263,704,271.67 : x
  2. Step 2: Convert to fraction form
    471,596,394.42/706,487,955.30 = 263,704,271.67/x
  3. Step 3: Cross multiply
    471,596,394.42x = 706,487,955.30 × 263,704,271.67
  4. Step 4: Simplify right side
    471,596,394.42x = 186,303,891,696,013,984
  5. Step 5: Solve for x
    x = 186,303,891,696,013,984/471,596,394.42
  6. Step 6: Final answer
    x = 395,049,440.37

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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.