Home / 1,512,285,501.70-2,263,893,289.35-898,553,815.30

Finding the Fourth Proportional to 1,512,285,501.70, 2,263,893,289.35 and 898,553,815.30

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Solution

The fourth proportional to 1,512,285,501.70, 2,263,893,289.35 and 898,553,815.30 is: 1,345,136,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,285,501.70 : 2,263,893,289.35 = 898,553,815.30 : x
  2. Step 2: Convert to fraction form
    1,512,285,501.70/2,263,893,289.35 = 898,553,815.30/x
  3. Step 3: Cross multiply
    1,512,285,501.70x = 2,263,893,289.35 × 898,553,815.30
  4. Step 4: Simplify right side
    1,512,285,501.70x = 2,034,229,952,577,509,120
  5. Step 5: Solve for x
    x = 2,034,229,952,577,509,120/1,512,285,501.70
  6. Step 6: Final answer
    x = 1,345,136,186.45

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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.