Home / 1,077,013,628.20-1,615,520,442.30-893,347,618.60

Finding the Fourth Proportional to 1,077,013,628.20, 1,615,520,442.30 and 893,347,618.60

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Solution

The fourth proportional to 1,077,013,628.20, 1,615,520,442.30 and 893,347,618.60 is: 1,340,021,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,013,628.20 : 1,615,520,442.30 = 893,347,618.60 : x
  2. Step 2: Convert to fraction form
    1,077,013,628.20/1,615,520,442.30 = 893,347,618.60/x
  3. Step 3: Cross multiply
    1,077,013,628.20x = 1,615,520,442.30 × 893,347,618.60
  4. Step 4: Simplify right side
    1,077,013,628.20x = 1,443,221,339,928,323,584
  5. Step 5: Solve for x
    x = 1,443,221,339,928,323,584/1,077,013,628.20
  6. Step 6: Final answer
    x = 1,340,021,427.90

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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.