Home / 466,256,043.04-643,723,721.18-296,805,890.72

Finding the Fourth Proportional to 466,256,043.04, 643,723,721.18 and 296,805,890.72

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Solution

The fourth proportional to 466,256,043.04, 643,723,721.18 and 296,805,890.72 is: 409,776,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,256,043.04 : 643,723,721.18 = 296,805,890.72 : x
  2. Step 2: Convert to fraction form
    466,256,043.04/643,723,721.18 = 296,805,890.72/x
  3. Step 3: Cross multiply
    466,256,043.04x = 643,723,721.18 × 296,805,890.72
  4. Step 4: Simplify right side
    466,256,043.04x = 191,060,992,442,422,848
  5. Step 5: Solve for x
    x = 191,060,992,442,422,848/466,256,043.04
  6. Step 6: Final answer
    x = 409,776,978.32

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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.