Home / 531,490,410.40-797,235,615.60-148,537,962.40

Finding the Fourth Proportional to 531,490,410.40, 797,235,615.60 and 148,537,962.40

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Solution

The fourth proportional to 531,490,410.40, 797,235,615.60 and 148,537,962.40 is: 222,806,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,490,410.40 : 797,235,615.60 = 148,537,962.40 : x
  2. Step 2: Convert to fraction form
    531,490,410.40/797,235,615.60 = 148,537,962.40/x
  3. Step 3: Cross multiply
    531,490,410.40x = 797,235,615.60 × 148,537,962.40
  4. Step 4: Simplify right side
    531,490,410.40x = 118,419,753,893,933,664
  5. Step 5: Solve for x
    x = 118,419,753,893,933,664/531,490,410.40
  6. Step 6: Final answer
    x = 222,806,943.60

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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.