Home / 134,139,211.40-201,208,817.10-82,483,146.20

Finding the Fourth Proportional to 134,139,211.40, 201,208,817.10 and 82,483,146.20

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Solution

The fourth proportional to 134,139,211.40, 201,208,817.10 and 82,483,146.20 is: 123,724,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,139,211.40 : 201,208,817.10 = 82,483,146.20 : x
  2. Step 2: Convert to fraction form
    134,139,211.40/201,208,817.10 = 82,483,146.20/x
  3. Step 3: Cross multiply
    134,139,211.40x = 201,208,817.10 × 82,483,146.20
  4. Step 4: Simplify right side
    134,139,211.40x = 16,596,336,277,588,360
  5. Step 5: Solve for x
    x = 16,596,336,277,588,360/134,139,211.40
  6. Step 6: Final answer
    x = 123,724,719.30

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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.