Home / 1,407,622,161.40-2,110,795,512.90-533,933,157.40

Finding the Fourth Proportional to 1,407,622,161.40, 2,110,795,512.90 and 533,933,157.40

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Solution

The fourth proportional to 1,407,622,161.40, 2,110,795,512.90 and 533,933,157.40 is: 800,657,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,622,161.40 : 2,110,795,512.90 = 533,933,157.40 : x
  2. Step 2: Convert to fraction form
    1,407,622,161.40/2,110,795,512.90 = 533,933,157.40/x
  3. Step 3: Cross multiply
    1,407,622,161.40x = 2,110,795,512.90 × 533,933,157.40
  4. Step 4: Simplify right side
    1,407,622,161.40x = 1,127,023,712,828,449,408
  5. Step 5: Solve for x
    x = 1,127,023,712,828,449,408/1,407,622,161.40
  6. Step 6: Final answer
    x = 800,657,835.41

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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.