Home / 194,219,858.60-291,245,807.10-97,138,053.80

Finding the Fourth Proportional to 194,219,858.60, 291,245,807.10 and 97,138,053.80

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Solution

The fourth proportional to 194,219,858.60, 291,245,807.10 and 97,138,053.80 is: 145,665,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,219,858.60 : 291,245,807.10 = 97,138,053.80 : x
  2. Step 2: Convert to fraction form
    194,219,858.60/291,245,807.10 = 97,138,053.80/x
  3. Step 3: Cross multiply
    194,219,858.60x = 291,245,807.10 × 97,138,053.80
  4. Step 4: Simplify right side
    194,219,858.60x = 28,291,050,879,104,224
  5. Step 5: Solve for x
    x = 28,291,050,879,104,224/194,219,858.60
  6. Step 6: Final answer
    x = 145,665,078.14

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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.