Home / 201,024,009.60-301,536,014.40-71,777,558.40

Finding the Fourth Proportional to 201,024,009.60, 301,536,014.40 and 71,777,558.40

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Solution

The fourth proportional to 201,024,009.60, 301,536,014.40 and 71,777,558.40 is: 107,666,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,024,009.60 : 301,536,014.40 = 71,777,558.40 : x
  2. Step 2: Convert to fraction form
    201,024,009.60/301,536,014.40 = 71,777,558.40/x
  3. Step 3: Cross multiply
    201,024,009.60x = 301,536,014.40 × 71,777,558.40
  4. Step 4: Simplify right side
    201,024,009.60x = 21,643,518,883,299,240
  5. Step 5: Solve for x
    x = 21,643,518,883,299,240/201,024,009.60
  6. Step 6: Final answer
    x = 107,666,337.60

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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.