Home / 3,275,615,999.70-4,913,423,999.55-1,438,955,903.70

Finding the Fourth Proportional to 3,275,615,999.70, 4,913,423,999.55 and 1,438,955,903.70

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Solution

The fourth proportional to 3,275,615,999.70, 4,913,423,999.55 and 1,438,955,903.70 is: 2,158,433,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,615,999.70 : 4,913,423,999.55 = 1,438,955,903.70 : x
  2. Step 2: Convert to fraction form
    3,275,615,999.70/4,913,423,999.55 = 1,438,955,903.70/x
  3. Step 3: Cross multiply
    3,275,615,999.70x = 4,913,423,999.55 × 1,438,955,903.70
  4. Step 4: Simplify right side
    3,275,615,999.70x = 7,070,200,471,533,739,008
  5. Step 5: Solve for x
    x = 7,070,200,471,533,739,008/3,275,615,999.70
  6. Step 6: Final answer
    x = 2,158,433,855.55

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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.