Home / 46,620,155.40-69,930,233.10-28,480,302.60

Finding the Fourth Proportional to 46,620,155.40, 69,930,233.10 and 28,480,302.60

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Solution

The fourth proportional to 46,620,155.40, 69,930,233.10 and 28,480,302.60 is: 42,720,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,620,155.40 : 69,930,233.10 = 28,480,302.60 : x
  2. Step 2: Convert to fraction form
    46,620,155.40/69,930,233.10 = 28,480,302.60/x
  3. Step 3: Cross multiply
    46,620,155.40x = 69,930,233.10 × 28,480,302.60
  4. Step 4: Simplify right side
    46,620,155.40x = 1,991,634,199,576,536
  5. Step 5: Solve for x
    x = 1,991,634,199,576,536/46,620,155.40
  6. Step 6: Final answer
    x = 42,720,453.90

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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.