Home / 149,671,720.60-224,339,619.30-85,006,504.60

Finding the Fourth Proportional to 149,671,720.60, 224,339,619.30 and 85,006,504.60

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Solution

The fourth proportional to 149,671,720.60, 224,339,619.30 and 85,006,504.60 is: 127,414,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,671,720.60 : 224,339,619.30 = 85,006,504.60 : x
  2. Step 2: Convert to fraction form
    149,671,720.60/224,339,619.30 = 85,006,504.60/x
  3. Step 3: Cross multiply
    149,671,720.60x = 224,339,619.30 × 85,006,504.60
  4. Step 4: Simplify right side
    149,671,720.60x = 19,070,326,879,987,700
  5. Step 5: Solve for x
    x = 19,070,326,879,987,700/149,671,720.60
  6. Step 6: Final answer
    x = 127,414,362.60

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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.