Home / 354,272,034.40-531,408,051.60-162,795,810.40

Finding the Fourth Proportional to 354,272,034.40, 531,408,051.60 and 162,795,810.40

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Solution

The fourth proportional to 354,272,034.40, 531,408,051.60 and 162,795,810.40 is: 244,193,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,272,034.40 : 531,408,051.60 = 162,795,810.40 : x
  2. Step 2: Convert to fraction form
    354,272,034.40/531,408,051.60 = 162,795,810.40/x
  3. Step 3: Cross multiply
    354,272,034.40x = 531,408,051.60 × 162,795,810.40
  4. Step 4: Simplify right side
    354,272,034.40x = 86,511,004,413,307,024
  5. Step 5: Solve for x
    x = 86,511,004,413,307,024/354,272,034.40
  6. Step 6: Final answer
    x = 244,193,715.60

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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.