Home / 907,132,408.20-1,360,698,612.30-447,967,384.20

Finding the Fourth Proportional to 907,132,408.20, 1,360,698,612.30 and 447,967,384.20

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Solution

The fourth proportional to 907,132,408.20, 1,360,698,612.30 and 447,967,384.20 is: 671,951,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,132,408.20 : 1,360,698,612.30 = 447,967,384.20 : x
  2. Step 2: Convert to fraction form
    907,132,408.20/1,360,698,612.30 = 447,967,384.20/x
  3. Step 3: Cross multiply
    907,132,408.20x = 1,360,698,612.30 × 447,967,384.20
  4. Step 4: Simplify right side
    907,132,408.20x = 609,548,598,036,600,960
  5. Step 5: Solve for x
    x = 609,548,598,036,600,960/907,132,408.20
  6. Step 6: Final answer
    x = 671,951,076.30

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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.