Home / 466,256,042.46-643,723,720.37-296,805,890.18

Finding the Fourth Proportional to 466,256,042.46, 643,723,720.37 and 296,805,890.18

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Solution

The fourth proportional to 466,256,042.46, 643,723,720.37 and 296,805,890.18 is: 409,776,977.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,256,042.46 : 643,723,720.37 = 296,805,890.18 : x
  2. Step 2: Convert to fraction form
    466,256,042.46/643,723,720.37 = 296,805,890.18/x
  3. Step 3: Cross multiply
    466,256,042.46x = 643,723,720.37 × 296,805,890.18
  4. Step 4: Simplify right side
    466,256,042.46x = 191,060,991,849,696,608
  5. Step 5: Solve for x
    x = 191,060,991,849,696,608/466,256,042.46
  6. Step 6: Final answer
    x = 409,776,977.56

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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.