Home / 6,436,710,851.20-9,655,066,276.80-3,171,537,347.20

Finding the Fourth Proportional to 6,436,710,851.20, 9,655,066,276.80 and 3,171,537,347.20

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Solution

The fourth proportional to 6,436,710,851.20, 9,655,066,276.80 and 3,171,537,347.20 is: 4,757,306,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,710,851.20 : 9,655,066,276.80 = 3,171,537,347.20 : x
  2. Step 2: Convert to fraction form
    6,436,710,851.20/9,655,066,276.80 = 3,171,537,347.20/x
  3. Step 3: Cross multiply
    6,436,710,851.20x = 9,655,066,276.80 × 3,171,537,347.20
  4. Step 4: Simplify right side
    6,436,710,851.20x = 30,621,403,286,562,447,360
  5. Step 5: Solve for x
    x = 30,621,403,286,562,447,360/6,436,710,851.20
  6. Step 6: Final answer
    x = 4,757,306,020.80

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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.