Home / 357,438,914.40-536,158,371.60-127,324,961.40

Finding the Fourth Proportional to 357,438,914.40, 536,158,371.60 and 127,324,961.40

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Solution

The fourth proportional to 357,438,914.40, 536,158,371.60 and 127,324,961.40 is: 190,987,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,438,914.40 : 536,158,371.60 = 127,324,961.40 : x
  2. Step 2: Convert to fraction form
    357,438,914.40/536,158,371.60 = 127,324,961.40/x
  3. Step 3: Cross multiply
    357,438,914.40x = 536,158,371.60 × 127,324,961.40
  4. Step 4: Simplify right side
    357,438,914.40x = 68,266,343,968,256,864
  5. Step 5: Solve for x
    x = 68,266,343,968,256,864/357,438,914.40
  6. Step 6: Final answer
    x = 190,987,442.10

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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.