Home / 403,798,133.60-605,697,200.40-401,247,216.80

Finding the Fourth Proportional to 403,798,133.60, 605,697,200.40 and 401,247,216.80

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Solution

The fourth proportional to 403,798,133.60, 605,697,200.40 and 401,247,216.80 is: 601,870,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,798,133.60 : 605,697,200.40 = 401,247,216.80 : x
  2. Step 2: Convert to fraction form
    403,798,133.60/605,697,200.40 = 401,247,216.80/x
  3. Step 3: Cross multiply
    403,798,133.60x = 605,697,200.40 × 401,247,216.80
  4. Step 4: Simplify right side
    403,798,133.60x = 243,034,315,884,051,840
  5. Step 5: Solve for x
    x = 243,034,315,884,051,840/403,798,133.60
  6. Step 6: Final answer
    x = 601,870,825.20

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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.