Home / 145,152,014.40-217,728,021.60-123,233,025.60

Finding the Fourth Proportional to 145,152,014.40, 217,728,021.60 and 123,233,025.60

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Solution

The fourth proportional to 145,152,014.40, 217,728,021.60 and 123,233,025.60 is: 184,849,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,152,014.40 : 217,728,021.60 = 123,233,025.60 : x
  2. Step 2: Convert to fraction form
    145,152,014.40/217,728,021.60 = 123,233,025.60/x
  3. Step 3: Cross multiply
    145,152,014.40x = 217,728,021.60 × 123,233,025.60
  4. Step 4: Simplify right side
    145,152,014.40x = 26,831,282,859,670,152
  5. Step 5: Solve for x
    x = 26,831,282,859,670,152/145,152,014.40
  6. Step 6: Final answer
    x = 184,849,538.40

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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.