Home / 129,358,508.60-194,037,762.90-64,672,297.40

Finding the Fourth Proportional to 129,358,508.60, 194,037,762.90 and 64,672,297.40

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Solution

The fourth proportional to 129,358,508.60, 194,037,762.90 and 64,672,297.40 is: 97,008,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,358,508.60 : 194,037,762.90 = 64,672,297.40 : x
  2. Step 2: Convert to fraction form
    129,358,508.60/194,037,762.90 = 64,672,297.40/x
  3. Step 3: Cross multiply
    129,358,508.60x = 194,037,762.90 × 64,672,297.40
  4. Step 4: Simplify right side
    129,358,508.60x = 12,548,867,909,099,486
  5. Step 5: Solve for x
    x = 12,548,867,909,099,486/129,358,508.60
  6. Step 6: Final answer
    x = 97,008,446.10

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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.