Home / 99,116,284.85-148,677,357.87-47,306,345.97

Finding the Fourth Proportional to 99,116,284.85, 148,677,357.87 and 47,306,345.97

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Solution

The fourth proportional to 99,116,284.85, 148,677,357.87 and 47,306,345.97 is: 70,960,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,116,284.85 : 148,677,357.87 = 47,306,345.97 : x
  2. Step 2: Convert to fraction form
    99,116,284.85/148,677,357.87 = 47,306,345.97/x
  3. Step 3: Cross multiply
    99,116,284.85x = 148,677,357.87 × 47,306,345.97
  4. Step 4: Simplify right side
    99,116,284.85x = 7,033,382,529,303,722
  5. Step 5: Solve for x
    x = 7,033,382,529,303,722/99,116,284.85
  6. Step 6: Final answer
    x = 70,960,917.67

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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.