Home / 441,313,282.92-609,012,301.86-255,781,915.68

Finding the Fourth Proportional to 441,313,282.92, 609,012,301.86 and 255,781,915.68

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Solution

The fourth proportional to 441,313,282.92, 609,012,301.86 and 255,781,915.68 is: 352,979,027.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,313,282.92 : 609,012,301.86 = 255,781,915.68 : x
  2. Step 2: Convert to fraction form
    441,313,282.92/609,012,301.86 = 255,781,915.68/x
  3. Step 3: Cross multiply
    441,313,282.92x = 609,012,301.86 × 255,781,915.68
  4. Step 4: Simplify right side
    441,313,282.92x = 155,774,333,242,437,248
  5. Step 5: Solve for x
    x = 155,774,333,242,437,248/441,313,282.92
  6. Step 6: Final answer
    x = 352,979,027.08

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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.