Home / 362,009,958.40-543,014,937.60-119,672,862.40

Finding the Fourth Proportional to 362,009,958.40, 543,014,937.60 and 119,672,862.40

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Solution

The fourth proportional to 362,009,958.40, 543,014,937.60 and 119,672,862.40 is: 179,509,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,009,958.40 : 543,014,937.60 = 119,672,862.40 : x
  2. Step 2: Convert to fraction form
    362,009,958.40/543,014,937.60 = 119,672,862.40/x
  3. Step 3: Cross multiply
    362,009,958.40x = 543,014,937.60 × 119,672,862.40
  4. Step 4: Simplify right side
    362,009,958.40x = 64,984,151,908,549,392
  5. Step 5: Solve for x
    x = 64,984,151,908,549,392/362,009,958.40
  6. Step 6: Final answer
    x = 179,509,293.60

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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.