Home / 124,408,155,652.64-171,620,005,528.32-75,565,978,868.64

Finding the Fourth Proportional to 124,408,155,652.64, 171,620,005,528.32 and 75,565,978,868.64

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Solution

The fourth proportional to 124,408,155,652.64, 171,620,005,528.32 and 75,565,978,868.64 is: 104,242,632,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,408,155,652.64 : 171,620,005,528.32 = 75,565,978,868.64 : x
  2. Step 2: Convert to fraction form
    124,408,155,652.64/171,620,005,528.32 = 75,565,978,868.64/x
  3. Step 3: Cross multiply
    124,408,155,652.64x = 171,620,005,528.32 × 75,565,978,868.64
  4. Step 4: Simplify right side
    124,408,155,652.64x = 12,968,633,711,188,909,228,032
  5. Step 5: Solve for x
    x = 12,968,633,711,188,909,228,032/124,408,155,652.64
  6. Step 6: Final answer
    x = 104,242,632,994.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.