Home / 309,222,421.13-464,054,927.04-112,485,454.07

Finding the Fourth Proportional to 309,222,421.13, 464,054,927.04 and 112,485,454.07

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Solution

The fourth proportional to 309,222,421.13, 464,054,927.04 and 112,485,454.07 is: 168,808,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,222,421.13 : 464,054,927.04 = 112,485,454.07 : x
  2. Step 2: Convert to fraction form
    309,222,421.13/464,054,927.04 = 112,485,454.07/x
  3. Step 3: Cross multiply
    309,222,421.13x = 464,054,927.04 × 112,485,454.07
  4. Step 4: Simplify right side
    309,222,421.13x = 52,199,429,179,194,848
  5. Step 5: Solve for x
    x = 52,199,429,179,194,848/309,222,421.13
  6. Step 6: Final answer
    x = 168,808,681.43

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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.