Home / 45,183,008.80-67,774,513.20-42,065,221.60

Finding the Fourth Proportional to 45,183,008.80, 67,774,513.20 and 42,065,221.60

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Solution

The fourth proportional to 45,183,008.80, 67,774,513.20 and 42,065,221.60 is: 63,097,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,183,008.80 : 67,774,513.20 = 42,065,221.60 : x
  2. Step 2: Convert to fraction form
    45,183,008.80/67,774,513.20 = 42,065,221.60/x
  3. Step 3: Cross multiply
    45,183,008.80x = 67,774,513.20 × 42,065,221.60
  4. Step 4: Simplify right side
    45,183,008.80x = 2,850,949,916,590,125.50
  5. Step 5: Solve for x
    x = 2,850,949,916,590,125.50/45,183,008.80
  6. Step 6: Final answer
    x = 63,097,832.40

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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.