Home / 2,125,872,015.60-3,188,808,023.40-977,014,671.60

Finding the Fourth Proportional to 2,125,872,015.60, 3,188,808,023.40 and 977,014,671.60

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Solution

The fourth proportional to 2,125,872,015.60, 3,188,808,023.40 and 977,014,671.60 is: 1,465,522,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,872,015.60 : 3,188,808,023.40 = 977,014,671.60 : x
  2. Step 2: Convert to fraction form
    2,125,872,015.60/3,188,808,023.40 = 977,014,671.60/x
  3. Step 3: Cross multiply
    2,125,872,015.60x = 3,188,808,023.40 × 977,014,671.60
  4. Step 4: Simplify right side
    2,125,872,015.60x = 3,115,512,223,777,596,416
  5. Step 5: Solve for x
    x = 3,115,512,223,777,596,416/2,125,872,015.60
  6. Step 6: Final answer
    x = 1,465,522,007.40

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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.