Home / 403,563,606.80-605,345,410.20-112,475,656.40

Finding the Fourth Proportional to 403,563,606.80, 605,345,410.20 and 112,475,656.40

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Solution

The fourth proportional to 403,563,606.80, 605,345,410.20 and 112,475,656.40 is: 168,713,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,563,606.80 : 605,345,410.20 = 112,475,656.40 : x
  2. Step 2: Convert to fraction form
    403,563,606.80/605,345,410.20 = 112,475,656.40/x
  3. Step 3: Cross multiply
    403,563,606.80x = 605,345,410.20 × 112,475,656.40
  4. Step 4: Simplify right side
    403,563,606.80x = 68,086,622,360,972,264
  5. Step 5: Solve for x
    x = 68,086,622,360,972,264/403,563,606.80
  6. Step 6: Final answer
    x = 168,713,484.60

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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.