Home / 750,141,030.80-1,125,211,546.20-204,882,564.80

Finding the Fourth Proportional to 750,141,030.80, 1,125,211,546.20 and 204,882,564.80

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Solution

The fourth proportional to 750,141,030.80, 1,125,211,546.20 and 204,882,564.80 is: 307,323,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,141,030.80 : 1,125,211,546.20 = 204,882,564.80 : x
  2. Step 2: Convert to fraction form
    750,141,030.80/1,125,211,546.20 = 204,882,564.80/x
  3. Step 3: Cross multiply
    750,141,030.80x = 1,125,211,546.20 × 204,882,564.80
  4. Step 4: Simplify right side
    750,141,030.80x = 230,536,227,528,029,728
  5. Step 5: Solve for x
    x = 230,536,227,528,029,728/750,141,030.80
  6. Step 6: Final answer
    x = 307,323,847.20

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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.