Home / 289,163,056.60-434,080,508.10-174,277,322.20

Finding the Fourth Proportional to 289,163,056.60, 434,080,508.10 and 174,277,322.20

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Solution

The fourth proportional to 289,163,056.60, 434,080,508.10 and 174,277,322.20 is: 261,618,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,163,056.60 : 434,080,508.10 = 174,277,322.20 : x
  2. Step 2: Convert to fraction form
    289,163,056.60/434,080,508.10 = 174,277,322.20/x
  3. Step 3: Cross multiply
    289,163,056.60x = 434,080,508.10 × 174,277,322.20
  4. Step 4: Simplify right side
    289,163,056.60x = 75,650,388,570,883,408
  5. Step 5: Solve for x
    x = 75,650,388,570,883,408/289,163,056.60
  6. Step 6: Final answer
    x = 261,618,442.76

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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.