Home / 2,140,168,009.60-3,210,252,014.40-1,813,650,659.20

Finding the Fourth Proportional to 2,140,168,009.60, 3,210,252,014.40 and 1,813,650,659.20

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Solution

The fourth proportional to 2,140,168,009.60, 3,210,252,014.40 and 1,813,650,659.20 is: 2,720,475,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,168,009.60 : 3,210,252,014.40 = 1,813,650,659.20 : x
  2. Step 2: Convert to fraction form
    2,140,168,009.60/3,210,252,014.40 = 1,813,650,659.20/x
  3. Step 3: Cross multiply
    2,140,168,009.60x = 3,210,252,014.40 × 1,813,650,659.20
  4. Step 4: Simplify right side
    2,140,168,009.60x = 5,822,275,682,114,688,000
  5. Step 5: Solve for x
    x = 5,822,275,682,114,688,000/2,140,168,009.60
  6. Step 6: Final answer
    x = 2,720,475,988.80

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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.