Home / 531,490,489.60-797,235,734.40-298,081,602.40

Finding the Fourth Proportional to 531,490,489.60, 797,235,734.40 and 298,081,602.40

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Solution

The fourth proportional to 531,490,489.60, 797,235,734.40 and 298,081,602.40 is: 447,122,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,490,489.60 : 797,235,734.40 = 298,081,602.40 : x
  2. Step 2: Convert to fraction form
    531,490,489.60/797,235,734.40 = 298,081,602.40/x
  3. Step 3: Cross multiply
    531,490,489.60x = 797,235,734.40 × 298,081,602.40
  4. Step 4: Simplify right side
    531,490,489.60x = 237,641,305,200,492,768
  5. Step 5: Solve for x
    x = 237,641,305,200,492,768/531,490,489.60
  6. Step 6: Final answer
    x = 447,122,403.60

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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.