Home / 940,119,499.20-1,410,179,248.80-572,246,270.40

Finding the Fourth Proportional to 940,119,499.20, 1,410,179,248.80 and 572,246,270.40

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Solution

The fourth proportional to 940,119,499.20, 1,410,179,248.80 and 572,246,270.40 is: 858,369,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,119,499.20 : 1,410,179,248.80 = 572,246,270.40 : x
  2. Step 2: Convert to fraction form
    940,119,499.20/1,410,179,248.80 = 572,246,270.40/x
  3. Step 3: Cross multiply
    940,119,499.20x = 1,410,179,248.80 × 572,246,270.40
  4. Step 4: Simplify right side
    940,119,499.20x = 806,969,815,721,273,600
  5. Step 5: Solve for x
    x = 806,969,815,721,273,600/940,119,499.20
  6. Step 6: Final answer
    x = 858,369,405.60

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1.5x scale

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.