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Finding the Fourth Proportional to 498,009,873.60, 747,014,810.40 and 174,893,745.60

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Solution

The fourth proportional to 498,009,873.60, 747,014,810.40 and 174,893,745.60 is: 262,340,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,009,873.60 : 747,014,810.40 = 174,893,745.60 : x
  2. Step 2: Convert to fraction form
    498,009,873.60/747,014,810.40 = 174,893,745.60/x
  3. Step 3: Cross multiply
    498,009,873.60x = 747,014,810.40 × 174,893,745.60
  4. Step 4: Simplify right side
    498,009,873.60x = 130,648,218,209,529,824
  5. Step 5: Solve for x
    x = 130,648,218,209,529,824/498,009,873.60
  6. Step 6: Final answer
    x = 262,340,618.40

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Similar ratio
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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.