Home / 346,584,349.40-520,075,589.70-131,328,080.60

Finding the Fourth Proportional to 346,584,349.40, 520,075,589.70 and 131,328,080.60

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Solution

The fourth proportional to 346,584,349.40, 520,075,589.70 and 131,328,080.60 is: 197,067,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,584,349.40 : 520,075,589.70 = 131,328,080.60 : x
  2. Step 2: Convert to fraction form
    346,584,349.40/520,075,589.70 = 131,328,080.60/x
  3. Step 3: Cross multiply
    346,584,349.40x = 520,075,589.70 × 131,328,080.60
  4. Step 4: Simplify right side
    346,584,349.40x = 68,300,528,962,214,128
  5. Step 5: Solve for x
    x = 68,300,528,962,214,128/346,584,349.40
  6. Step 6: Final answer
    x = 197,067,551.03

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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.