Home / 346,327,845.39-519,491,767.55-87,543,065.63

Finding the Fourth Proportional to 346,327,845.39, 519,491,767.55 and 87,543,065.63

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Solution

The fourth proportional to 346,327,845.39, 519,491,767.55 and 87,543,065.63 is: 131,314,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,327,845.39 : 519,491,767.55 = 87,543,065.63 : x
  2. Step 2: Convert to fraction form
    346,327,845.39/519,491,767.55 = 87,543,065.63/x
  3. Step 3: Cross multiply
    346,327,845.39x = 519,491,767.55 × 87,543,065.63
  4. Step 4: Simplify right side
    346,327,845.39x = 45,477,901,901,735,368
  5. Step 5: Solve for x
    x = 45,477,901,901,735,368/346,327,845.39
  6. Step 6: Final answer
    x = 131,314,598.31

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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.