Home / 5,103,021,607.70-7,648,485,793.95-2,155,295,527.70

Finding the Fourth Proportional to 5,103,021,607.70, 7,648,485,793.95 and 2,155,295,527.70

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Solution

The fourth proportional to 5,103,021,607.70, 7,648,485,793.95 and 2,155,295,527.70 is: 3,230,389,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,021,607.70 : 7,648,485,793.95 = 2,155,295,527.70 : x
  2. Step 2: Convert to fraction form
    5,103,021,607.70/7,648,485,793.95 = 2,155,295,527.70/x
  3. Step 3: Cross multiply
    5,103,021,607.70x = 7,648,485,793.95 × 2,155,295,527.70
  4. Step 4: Simplify right side
    5,103,021,607.70x = 16,484,747,225,377,417,216
  5. Step 5: Solve for x
    x = 16,484,747,225,377,417,216/5,103,021,607.70
  6. Step 6: Final answer
    x = 3,230,389,461.90

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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.