Home / 609,573,616.60-841,210,950.74-331,115,357.92

Finding the Fourth Proportional to 609,573,616.60, 841,210,950.74 and 331,115,357.92

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Solution

The fourth proportional to 609,573,616.60, 841,210,950.74 and 331,115,357.92 is: 456,938,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,573,616.60 : 841,210,950.74 = 331,115,357.92 : x
  2. Step 2: Convert to fraction form
    609,573,616.60/841,210,950.74 = 331,115,357.92/x
  3. Step 3: Cross multiply
    609,573,616.60x = 841,210,950.74 × 331,115,357.92
  4. Step 4: Simplify right side
    609,573,616.60x = 278,537,865,040,498,592
  5. Step 5: Solve for x
    x = 278,537,865,040,498,592/609,573,616.60
  6. Step 6: Final answer
    x = 456,938,846.20

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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.