Home / 372,378,041.28-558,000,185.04-178,022,325.60

Finding the Fourth Proportional to 372,378,041.28, 558,000,185.04 and 178,022,325.60

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Solution

The fourth proportional to 372,378,041.28, 558,000,185.04 and 178,022,325.60 is: 266,762,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,378,041.28 : 558,000,185.04 = 178,022,325.60 : x
  2. Step 2: Convert to fraction form
    372,378,041.28/558,000,185.04 = 178,022,325.60/x
  3. Step 3: Cross multiply
    372,378,041.28x = 558,000,185.04 × 178,022,325.60
  4. Step 4: Simplify right side
    372,378,041.28x = 99,336,490,626,051,120
  5. Step 5: Solve for x
    x = 99,336,490,626,051,120/372,378,041.28
  6. Step 6: Final answer
    x = 266,762,482.25

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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.