Home / 98,202,401.40-147,303,602.10-33,579,175.80

Finding the Fourth Proportional to 98,202,401.40, 147,303,602.10 and 33,579,175.80

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Solution

The fourth proportional to 98,202,401.40, 147,303,602.10 and 33,579,175.80 is: 50,368,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,202,401.40 : 147,303,602.10 = 33,579,175.80 : x
  2. Step 2: Convert to fraction form
    98,202,401.40/147,303,602.10 = 33,579,175.80/x
  3. Step 3: Cross multiply
    98,202,401.40x = 147,303,602.10 × 33,579,175.80
  4. Step 4: Simplify right side
    98,202,401.40x = 4,946,333,550,889,149
  5. Step 5: Solve for x
    x = 4,946,333,550,889,149/98,202,401.40
  6. Step 6: Final answer
    x = 50,368,763.70

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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.