Home / 63,150,320.70-94,725,481.05-42,742,986.30

Finding the Fourth Proportional to 63,150,320.70, 94,725,481.05 and 42,742,986.30

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Solution

The fourth proportional to 63,150,320.70, 94,725,481.05 and 42,742,986.30 is: 64,114,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,150,320.70 : 94,725,481.05 = 42,742,986.30 : x
  2. Step 2: Convert to fraction form
    63,150,320.70/94,725,481.05 = 42,742,986.30/x
  3. Step 3: Cross multiply
    63,150,320.70x = 94,725,481.05 × 42,742,986.30
  4. Step 4: Simplify right side
    63,150,320.70x = 4,048,849,938,781,059
  5. Step 5: Solve for x
    x = 4,048,849,938,781,059/63,150,320.70
  6. Step 6: Final answer
    x = 64,114,479.45

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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.