Home / 234,838,862.40-352,258,293.60-73,259,803.20

Finding the Fourth Proportional to 234,838,862.40, 352,258,293.60 and 73,259,803.20

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Solution

The fourth proportional to 234,838,862.40, 352,258,293.60 and 73,259,803.20 is: 109,889,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,838,862.40 : 352,258,293.60 = 73,259,803.20 : x
  2. Step 2: Convert to fraction form
    234,838,862.40/352,258,293.60 = 73,259,803.20/x
  3. Step 3: Cross multiply
    234,838,862.40x = 352,258,293.60 × 73,259,803.20
  4. Step 4: Simplify right side
    234,838,862.40x = 25,806,373,264,703,824
  5. Step 5: Solve for x
    x = 25,806,373,264,703,824/234,838,862.40
  6. Step 6: Final answer
    x = 109,889,704.80

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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.