Home / 82,328,285.60-113,618,206.80-45,658,856.96

Finding the Fourth Proportional to 82,328,285.60, 113,618,206.80 and 45,658,856.96

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Solution

The fourth proportional to 82,328,285.60, 113,618,206.80 and 45,658,856.96 is: 63,012,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,328,285.60 : 113,618,206.80 = 45,658,856.96 : x
  2. Step 2: Convert to fraction form
    82,328,285.60/113,618,206.80 = 45,658,856.96/x
  3. Step 3: Cross multiply
    82,328,285.60x = 113,618,206.80 × 45,658,856.96
  4. Step 4: Simplify right side
    82,328,285.60x = 5,187,677,452,332,899
  5. Step 5: Solve for x
    x = 5,187,677,452,332,899/82,328,285.60
  6. Step 6: Final answer
    x = 63,012,091.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.