Home / 428,983,756,765.84-591,975,705,167.40-236,291,781,604.24

Finding the Fourth Proportional to 428,983,756,765.84, 591,975,705,167.40 and 236,291,781,604.24

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Solution

The fourth proportional to 428,983,756,765.84, 591,975,705,167.40 and 236,291,781,604.24 is: 326,070,607,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,983,756,765.84 : 591,975,705,167.40 = 236,291,781,604.24 : x
  2. Step 2: Convert to fraction form
    428,983,756,765.84/591,975,705,167.40 = 236,291,781,604.24/x
  3. Step 3: Cross multiply
    428,983,756,765.84x = 591,975,705,167.40 × 236,291,781,604.24
  4. Step 4: Simplify right side
    428,983,756,765.84x = 139,878,994,040,431,252,078,592
  5. Step 5: Solve for x
    x = 139,878,994,040,431,252,078,592/428,983,756,765.84
  6. Step 6: Final answer
    x = 326,070,607,183.35

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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.