Home / 85,009,329.60-127,500,308.64-24,411,272.64

Finding the Fourth Proportional to 85,009,329.60, 127,500,308.64 and 24,411,272.64

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Solution

The fourth proportional to 85,009,329.60, 127,500,308.64 and 24,411,272.64 is: 36,612,978.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,009,329.60 : 127,500,308.64 = 24,411,272.64 : x
  2. Step 2: Convert to fraction form
    85,009,329.60/127,500,308.64 = 24,411,272.64/x
  3. Step 3: Cross multiply
    85,009,329.60x = 127,500,308.64 × 24,411,272.64
  4. Step 4: Simplify right side
    85,009,329.60x = 3,112,444,795,895,187.50
  5. Step 5: Solve for x
    x = 3,112,444,795,895,187.50/85,009,329.60
  6. Step 6: Final answer
    x = 36,612,978.96

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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.