Home / 1,086,938,999.60-1,630,408,499.40-269,051,300.60

Finding the Fourth Proportional to 1,086,938,999.60, 1,630,408,499.40 and 269,051,300.60

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Solution

The fourth proportional to 1,086,938,999.60, 1,630,408,499.40 and 269,051,300.60 is: 403,576,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,938,999.60 : 1,630,408,499.40 = 269,051,300.60 : x
  2. Step 2: Convert to fraction form
    1,086,938,999.60/1,630,408,499.40 = 269,051,300.60/x
  3. Step 3: Cross multiply
    1,086,938,999.60x = 1,630,408,499.40 × 269,051,300.60
  4. Step 4: Simplify right side
    1,086,938,999.60x = 438,663,527,272,864,384
  5. Step 5: Solve for x
    x = 438,663,527,272,864,384/1,086,938,999.60
  6. Step 6: Final answer
    x = 403,576,950.90

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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.