Home / 307,537,746.40-461,306,619.60-146,294,610.40

Finding the Fourth Proportional to 307,537,746.40, 461,306,619.60 and 146,294,610.40

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Solution

The fourth proportional to 307,537,746.40, 461,306,619.60 and 146,294,610.40 is: 219,441,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,537,746.40 : 461,306,619.60 = 146,294,610.40 : x
  2. Step 2: Convert to fraction form
    307,537,746.40/461,306,619.60 = 146,294,610.40/x
  3. Step 3: Cross multiply
    307,537,746.40x = 461,306,619.60 × 146,294,610.40
  4. Step 4: Simplify right side
    307,537,746.40x = 67,486,672,189,323,008
  5. Step 5: Solve for x
    x = 67,486,672,189,323,008/307,537,746.40
  6. Step 6: Final answer
    x = 219,441,915.60

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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.