Home / 107,312,482.40-160,977,471.60-45,902,105.60

Finding the Fourth Proportional to 107,312,482.40, 160,977,471.60 and 45,902,105.60

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Solution

The fourth proportional to 107,312,482.40, 160,977,471.60 and 45,902,105.60 is: 68,856,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,312,482.40 : 160,977,471.60 = 45,902,105.60 : x
  2. Step 2: Convert to fraction form
    107,312,482.40/160,977,471.60 = 45,902,105.60/x
  3. Step 3: Cross multiply
    107,312,482.40x = 160,977,471.60 × 45,902,105.60
  4. Step 4: Simplify right side
    107,312,482.40x = 7,389,204,900,604,201
  5. Step 5: Solve for x
    x = 7,389,204,900,604,201/107,312,482.40
  6. Step 6: Final answer
    x = 68,856,900.29

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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.