Home / 366,485,840.88-549,991,037.28-133,316,102.12

Finding the Fourth Proportional to 366,485,840.88, 549,991,037.28 and 133,316,102.12

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Solution

The fourth proportional to 366,485,840.88, 549,991,037.28 and 133,316,102.12 is: 200,069,560.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,485,840.88 : 549,991,037.28 = 133,316,102.12 : x
  2. Step 2: Convert to fraction form
    366,485,840.88/549,991,037.28 = 133,316,102.12/x
  3. Step 3: Cross multiply
    366,485,840.88x = 549,991,037.28 × 133,316,102.12
  4. Step 4: Simplify right side
    366,485,840.88x = 73,322,661,291,105,200
  5. Step 5: Solve for x
    x = 73,322,661,291,105,200/366,485,840.88
  6. Step 6: Final answer
    x = 200,069,560.98

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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.