Home / 605,313,885.60-907,970,828.40-299,203,869.60

Finding the Fourth Proportional to 605,313,885.60, 907,970,828.40 and 299,203,869.60

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Solution

The fourth proportional to 605,313,885.60, 907,970,828.40 and 299,203,869.60 is: 448,805,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,313,885.60 : 907,970,828.40 = 299,203,869.60 : x
  2. Step 2: Convert to fraction form
    605,313,885.60/907,970,828.40 = 299,203,869.60/x
  3. Step 3: Cross multiply
    605,313,885.60x = 907,970,828.40 × 299,203,869.60
  4. Step 4: Simplify right side
    605,313,885.60x = 271,668,385,341,197,600
  5. Step 5: Solve for x
    x = 271,668,385,341,197,600/605,313,885.60
  6. Step 6: Final answer
    x = 448,805,804.40

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Double scale
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Similar ratio
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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.