Home / 401,373,800.32-553,771,710.80-233,991,581.72

Finding the Fourth Proportional to 401,373,800.32, 553,771,710.80 and 233,991,581.72

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Solution

The fourth proportional to 401,373,800.32, 553,771,710.80 and 233,991,581.72 is: 322,836,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,373,800.32 : 553,771,710.80 = 233,991,581.72 : x
  2. Step 2: Convert to fraction form
    401,373,800.32/553,771,710.80 = 233,991,581.72/x
  3. Step 3: Cross multiply
    401,373,800.32x = 553,771,710.80 × 233,991,581.72
  4. Step 4: Simplify right side
    401,373,800.32x = 129,577,918,521,882,400
  5. Step 5: Solve for x
    x = 129,577,918,521,882,400/401,373,800.32
  6. Step 6: Final answer
    x = 322,836,015.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.