Home / 75,548,318,429.40-113,322,477,644.10-31,359,637,008.60

Finding the Fourth Proportional to 75,548,318,429.40, 113,322,477,644.10 and 31,359,637,008.60

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Solution

The fourth proportional to 75,548,318,429.40, 113,322,477,644.10 and 31,359,637,008.60 is: 47,039,455,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,548,318,429.40 : 113,322,477,644.10 = 31,359,637,008.60 : x
  2. Step 2: Convert to fraction form
    75,548,318,429.40/113,322,477,644.10 = 31,359,637,008.60/x
  3. Step 3: Cross multiply
    75,548,318,429.40x = 113,322,477,644.10 × 31,359,637,008.60
  4. Step 4: Simplify right side
    75,548,318,429.40x = 3,553,751,763,834,164,477,952
  5. Step 5: Solve for x
    x = 3,553,751,763,834,164,477,952/75,548,318,429.40
  6. Step 6: Final answer
    x = 47,039,455,512.90

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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.