Home / 466,237,784.31-643,698,566.14-296,787,667.06

Finding the Fourth Proportional to 466,237,784.31, 643,698,566.14 and 296,787,667.06

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Solution

The fourth proportional to 466,237,784.31, 643,698,566.14 and 296,787,667.06 is: 409,751,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,237,784.31 : 643,698,566.14 = 296,787,667.06 : x
  2. Step 2: Convert to fraction form
    466,237,784.31/643,698,566.14 = 296,787,667.06/x
  3. Step 3: Cross multiply
    466,237,784.31x = 643,698,566.14 × 296,787,667.06
  4. Step 4: Simplify right side
    466,237,784.31x = 191,041,795,735,072,224
  5. Step 5: Solve for x
    x = 191,041,795,735,072,224/466,237,784.31
  6. Step 6: Final answer
    x = 409,751,852.30

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Why These Related Problems?

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