Home / 944,789,037.60-1,417,183,556.40-485,624,013.60

Finding the Fourth Proportional to 944,789,037.60, 1,417,183,556.40 and 485,624,013.60

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Solution

The fourth proportional to 944,789,037.60, 1,417,183,556.40 and 485,624,013.60 is: 728,436,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,789,037.60 : 1,417,183,556.40 = 485,624,013.60 : x
  2. Step 2: Convert to fraction form
    944,789,037.60/1,417,183,556.40 = 485,624,013.60/x
  3. Step 3: Cross multiply
    944,789,037.60x = 1,417,183,556.40 × 485,624,013.60
  4. Step 4: Simplify right side
    944,789,037.60x = 688,218,366,666,889,984
  5. Step 5: Solve for x
    x = 688,218,366,666,889,984/944,789,037.60
  6. Step 6: Final answer
    x = 728,436,020.40

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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.