Home / 651,877,268,642.90-977,815,672,819.70-174,334,155,310.18

Finding the Fourth Proportional to 651,877,268,642.90, 977,815,672,819.70 and 174,334,155,310.18

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Solution

The fourth proportional to 651,877,268,642.90, 977,815,672,819.70 and 174,334,155,310.18 is: 261,501,171,416.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,877,268,642.90 : 977,815,672,819.70 = 174,334,155,310.18 : x
  2. Step 2: Convert to fraction form
    651,877,268,642.90/977,815,672,819.70 = 174,334,155,310.18/x
  3. Step 3: Cross multiply
    651,877,268,642.90x = 977,815,672,819.70 × 174,334,155,310.18
  4. Step 4: Simplify right side
    651,877,268,642.90x = 170,466,669,370,077,719,035,904
  5. Step 5: Solve for x
    x = 170,466,669,370,077,719,035,904/651,877,268,642.90
  6. Step 6: Final answer
    x = 261,501,171,416.76

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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.