Home / 351,710,197.20-485,418,185.10-195,127,752.60

Finding the Fourth Proportional to 351,710,197.20, 485,418,185.10 and 195,127,752.60

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Solution

The fourth proportional to 351,710,197.20, 485,418,185.10 and 195,127,752.60 is: 269,308,539.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,710,197.20 : 485,418,185.10 = 195,127,752.60 : x
  2. Step 2: Convert to fraction form
    351,710,197.20/485,418,185.10 = 195,127,752.60/x
  3. Step 3: Cross multiply
    351,710,197.20x = 485,418,185.10 × 195,127,752.60
  4. Step 4: Simplify right side
    351,710,197.20x = 94,718,559,529,733,808
  5. Step 5: Solve for x
    x = 94,718,559,529,733,808/351,710,197.20
  6. Step 6: Final answer
    x = 269,308,539.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.