Home / 530,009,768.76-795,176,903.72-271,408,088.76

Finding the Fourth Proportional to 530,009,768.76, 795,176,903.72 and 271,408,088.76

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Solution

The fourth proportional to 530,009,768.76, 795,176,903.72 and 271,408,088.76 is: 407,195,218.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,009,768.76 : 795,176,903.72 = 271,408,088.76 : x
  2. Step 2: Convert to fraction form
    530,009,768.76/795,176,903.72 = 271,408,088.76/x
  3. Step 3: Cross multiply
    530,009,768.76x = 795,176,903.72 × 271,408,088.76
  4. Step 4: Simplify right side
    530,009,768.76x = 215,817,443,664,739,744
  5. Step 5: Solve for x
    x = 215,817,443,664,739,744/530,009,768.76
  6. Step 6: Final answer
    x = 407,195,218.63

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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.