Home / 189,913,544.42-284,865,002.19-60,528,918.56

Finding the Fourth Proportional to 189,913,544.42, 284,865,002.19 and 60,528,918.56

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Solution

The fourth proportional to 189,913,544.42, 284,865,002.19 and 60,528,918.56 is: 90,791,684.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,913,544.42 : 284,865,002.19 = 60,528,918.56 : x
  2. Step 2: Convert to fraction form
    189,913,544.42/284,865,002.19 = 60,528,918.56/x
  3. Step 3: Cross multiply
    189,913,544.42x = 284,865,002.19 × 60,528,918.56
  4. Step 4: Simplify right side
    189,913,544.42x = 17,242,570,516,728,406
  5. Step 5: Solve for x
    x = 17,242,570,516,728,406/189,913,544.42
  6. Step 6: Final answer
    x = 90,791,684.03

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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.