Home / 92,826,500.19-128,099,821.07-50,439,688.67

Finding the Fourth Proportional to 92,826,500.19, 128,099,821.07 and 50,439,688.67

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Solution

The fourth proportional to 92,826,500.19, 128,099,821.07 and 50,439,688.67 is: 69,606,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,826,500.19 : 128,099,821.07 = 50,439,688.67 : x
  2. Step 2: Convert to fraction form
    92,826,500.19/128,099,821.07 = 50,439,688.67/x
  3. Step 3: Cross multiply
    92,826,500.19x = 128,099,821.07 × 50,439,688.67
  4. Step 4: Simplify right side
    92,826,500.19x = 6,461,315,092,939,107
  5. Step 5: Solve for x
    x = 6,461,315,092,939,107/92,826,500.19
  6. Step 6: Final answer
    x = 69,606,363.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.