Home / 153,273,548.28-230,011,865.26-84,234,564.64

Finding the Fourth Proportional to 153,273,548.28, 230,011,865.26 and 84,234,564.64

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Solution

The fourth proportional to 153,273,548.28, 230,011,865.26 and 84,234,564.64 is: 126,407,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,273,548.28 : 230,011,865.26 = 84,234,564.64 : x
  2. Step 2: Convert to fraction form
    153,273,548.28/230,011,865.26 = 84,234,564.64/x
  3. Step 3: Cross multiply
    153,273,548.28x = 230,011,865.26 × 84,234,564.64
  4. Step 4: Simplify right side
    153,273,548.28x = 19,374,949,332,210,440
  5. Step 5: Solve for x
    x = 19,374,949,332,210,440/153,273,548.28
  6. Step 6: Final answer
    x = 126,407,651.87

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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.