Home / 531,490,101.60-797,235,152.40-298,081,214.40

Finding the Fourth Proportional to 531,490,101.60, 797,235,152.40 and 298,081,214.40

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Solution

The fourth proportional to 531,490,101.60, 797,235,152.40 and 298,081,214.40 is: 447,121,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,490,101.60 : 797,235,152.40 = 298,081,214.40 : x
  2. Step 2: Convert to fraction form
    531,490,101.60/797,235,152.40 = 298,081,214.40/x
  3. Step 3: Cross multiply
    531,490,101.60x = 797,235,152.40 × 298,081,214.40
  4. Step 4: Simplify right side
    531,490,101.60x = 237,640,822,389,761,056
  5. Step 5: Solve for x
    x = 237,640,822,389,761,056/531,490,101.60
  6. Step 6: Final answer
    x = 447,121,821.60

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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.