Home / 99,021,464.94-148,471,634.64-47,221,910.67

Finding the Fourth Proportional to 99,021,464.94, 148,471,634.64 and 47,221,910.67

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Solution

The fourth proportional to 99,021,464.94, 148,471,634.64 and 47,221,910.67 is: 70,803,984.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,021,464.94 : 148,471,634.64 = 47,221,910.67 : x
  2. Step 2: Convert to fraction form
    99,021,464.94/148,471,634.64 = 47,221,910.67/x
  3. Step 3: Cross multiply
    99,021,464.94x = 148,471,634.64 × 47,221,910.67
  4. Step 4: Simplify right side
    99,021,464.94x = 7,011,114,267,998,957
  5. Step 5: Solve for x
    x = 7,011,114,267,998,957/99,021,464.94
  6. Step 6: Final answer
    x = 70,803,984.49

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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.