Home / 609,503,835.71-841,110,670.30-331,047,352.15

Finding the Fourth Proportional to 609,503,835.71, 841,110,670.30 and 331,047,352.15

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Solution

The fourth proportional to 609,503,835.71, 841,110,670.30 and 331,047,352.15 is: 456,842,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,503,835.71 : 841,110,670.30 = 331,047,352.15 : x
  2. Step 2: Convert to fraction form
    609,503,835.71/841,110,670.30 = 331,047,352.15/x
  3. Step 3: Cross multiply
    609,503,835.71x = 841,110,670.30 × 331,047,352.15
  4. Step 4: Simplify right side
    609,503,835.71x = 278,447,460,265,625,216
  5. Step 5: Solve for x
    x = 278,447,460,265,625,216/609,503,835.71
  6. Step 6: Final answer
    x = 456,842,835.03

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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.