Home / 171,603,374.40-257,405,061.60-154,597,262.40

Finding the Fourth Proportional to 171,603,374.40, 257,405,061.60 and 154,597,262.40

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Solution

The fourth proportional to 171,603,374.40, 257,405,061.60 and 154,597,262.40 is: 231,895,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,603,374.40 : 257,405,061.60 = 154,597,262.40 : x
  2. Step 2: Convert to fraction form
    171,603,374.40/257,405,061.60 = 154,597,262.40/x
  3. Step 3: Cross multiply
    171,603,374.40x = 257,405,061.60 × 154,597,262.40
  4. Step 4: Simplify right side
    171,603,374.40x = 39,794,117,851,263,368
  5. Step 5: Solve for x
    x = 39,794,117,851,263,368/171,603,374.40
  6. Step 6: Final answer
    x = 231,895,893.60

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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.