Home / 63,150,325.20-94,725,487.80-42,742,990.80

Finding the Fourth Proportional to 63,150,325.20, 94,725,487.80 and 42,742,990.80

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Solution

The fourth proportional to 63,150,325.20, 94,725,487.80 and 42,742,990.80 is: 64,114,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,150,325.20 : 94,725,487.80 = 42,742,990.80 : x
  2. Step 2: Convert to fraction form
    63,150,325.20/94,725,487.80 = 42,742,990.80/x
  3. Step 3: Cross multiply
    63,150,325.20x = 94,725,487.80 × 42,742,990.80
  4. Step 4: Simplify right side
    63,150,325.20x = 4,048,850,653,560,912
  5. Step 5: Solve for x
    x = 4,048,850,653,560,912/63,150,325.20
  6. Step 6: Final answer
    x = 64,114,486.20

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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.