Home / 28,698,119,629.60-43,047,179,444.40-13,188,545,485.60

Finding the Fourth Proportional to 28,698,119,629.60, 43,047,179,444.40 and 13,188,545,485.60

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Solution

The fourth proportional to 28,698,119,629.60, 43,047,179,444.40 and 13,188,545,485.60 is: 19,782,818,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,119,629.60 : 43,047,179,444.40 = 13,188,545,485.60 : x
  2. Step 2: Convert to fraction form
    28,698,119,629.60/43,047,179,444.40 = 13,188,545,485.60/x
  3. Step 3: Cross multiply
    28,698,119,629.60x = 43,047,179,444.40 × 13,188,545,485.60
  4. Step 4: Simplify right side
    28,698,119,629.60x = 567,729,684,129,254,801,408
  5. Step 5: Solve for x
    x = 567,729,684,129,254,801,408/28,698,119,629.60
  6. Step 6: Final answer
    x = 19,782,818,228.40

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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.