Home / 98,378,807.80-147,568,211.70-62,099,102.20

Finding the Fourth Proportional to 98,378,807.80, 147,568,211.70 and 62,099,102.20

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Solution

The fourth proportional to 98,378,807.80, 147,568,211.70 and 62,099,102.20 is: 93,148,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,378,807.80 : 147,568,211.70 = 62,099,102.20 : x
  2. Step 2: Convert to fraction form
    98,378,807.80/147,568,211.70 = 62,099,102.20/x
  3. Step 3: Cross multiply
    98,378,807.80x = 147,568,211.70 × 62,099,102.20
  4. Step 4: Simplify right side
    98,378,807.80x = 9,163,853,459,829,536
  5. Step 5: Solve for x
    x = 9,163,853,459,829,536/98,378,807.80
  6. Step 6: Final answer
    x = 93,148,653.30

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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.