Home / 377,191,709.40-565,787,564.10-331,842,077.40

Finding the Fourth Proportional to 377,191,709.40, 565,787,564.10 and 331,842,077.40

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Solution

The fourth proportional to 377,191,709.40, 565,787,564.10 and 331,842,077.40 is: 497,763,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,191,709.40 : 565,787,564.10 = 331,842,077.40 : x
  2. Step 2: Convert to fraction form
    377,191,709.40/565,787,564.10 = 331,842,077.40/x
  3. Step 3: Cross multiply
    377,191,709.40x = 565,787,564.10 × 331,842,077.40
  4. Step 4: Simplify right side
    377,191,709.40x = 187,752,120,638,029,664
  5. Step 5: Solve for x
    x = 187,752,120,638,029,664/377,191,709.40
  6. Step 6: Final answer
    x = 497,763,116.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.