Home / 107,037,511.20-160,556,266.80-74,752,470.45

Finding the Fourth Proportional to 107,037,511.20, 160,556,266.80 and 74,752,470.45

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Solution

The fourth proportional to 107,037,511.20, 160,556,266.80 and 74,752,470.45 is: 112,128,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,037,511.20 : 160,556,266.80 = 74,752,470.45 : x
  2. Step 2: Convert to fraction form
    107,037,511.20/160,556,266.80 = 74,752,470.45/x
  3. Step 3: Cross multiply
    107,037,511.20x = 160,556,266.80 × 74,752,470.45
  4. Step 4: Simplify right side
    107,037,511.20x = 12,001,977,589,529,318
  5. Step 5: Solve for x
    x = 12,001,977,589,529,318/107,037,511.20
  6. Step 6: Final answer
    x = 112,128,705.68

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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.