Home / 153,559,611.20-229,891,519.20-137,435,297.60

Finding the Fourth Proportional to 153,559,611.20, 229,891,519.20 and 137,435,297.60

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Solution

The fourth proportional to 153,559,611.20, 229,891,519.20 and 137,435,297.60 is: 205,752,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,559,611.20 : 229,891,519.20 = 137,435,297.60 : x
  2. Step 2: Convert to fraction form
    153,559,611.20/229,891,519.20 = 137,435,297.60/x
  3. Step 3: Cross multiply
    153,559,611.20x = 229,891,519.20 × 137,435,297.60
  4. Step 4: Simplify right side
    153,559,611.20x = 31,595,209,356,968,112
  5. Step 5: Solve for x
    x = 31,595,209,356,968,112/153,559,611.20
  6. Step 6: Final answer
    x = 205,752,079.67

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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.