Home / 99,217,950.18-148,535,894.91-69,571,340.73

Finding the Fourth Proportional to 99,217,950.18, 148,535,894.91 and 69,571,340.73

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Solution

The fourth proportional to 99,217,950.18, 148,535,894.91 and 69,571,340.73 is: 104,152,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,217,950.18 : 148,535,894.91 = 69,571,340.73 : x
  2. Step 2: Convert to fraction form
    99,217,950.18/148,535,894.91 = 69,571,340.73/x
  3. Step 3: Cross multiply
    99,217,950.18x = 148,535,894.91 × 69,571,340.73
  4. Step 4: Simplify right side
    99,217,950.18x = 10,333,841,355,419,084
  5. Step 5: Solve for x
    x = 10,333,841,355,419,084/99,217,950.18
  6. Step 6: Final answer
    x = 104,152,941.45

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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.