Home / 70,975,211.18-106,500,325.90-50,358,885.53

Finding the Fourth Proportional to 70,975,211.18, 106,500,325.90 and 50,358,885.53

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Solution

The fourth proportional to 70,975,211.18, 106,500,325.90 and 50,358,885.53 is: 75,564,942.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,975,211.18 : 106,500,325.90 = 50,358,885.53 : x
  2. Step 2: Convert to fraction form
    70,975,211.18/106,500,325.90 = 50,358,885.53/x
  3. Step 3: Cross multiply
    70,975,211.18x = 106,500,325.90 × 50,358,885.53
  4. Step 4: Simplify right side
    70,975,211.18x = 5,363,237,720,121,498
  5. Step 5: Solve for x
    x = 5,363,237,720,121,498/70,975,211.18
  6. Step 6: Final answer
    x = 75,564,942.05

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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.