Home / 176,130,979.20-264,196,468.80-130,214,476.80

Finding the Fourth Proportional to 176,130,979.20, 264,196,468.80 and 130,214,476.80

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Solution

The fourth proportional to 176,130,979.20, 264,196,468.80 and 130,214,476.80 is: 195,321,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,130,979.20 : 264,196,468.80 = 130,214,476.80 : x
  2. Step 2: Convert to fraction form
    176,130,979.20/264,196,468.80 = 130,214,476.80/x
  3. Step 3: Cross multiply
    176,130,979.20x = 264,196,468.80 × 130,214,476.80
  4. Step 4: Simplify right side
    176,130,979.20x = 34,402,204,957,199,524
  5. Step 5: Solve for x
    x = 34,402,204,957,199,524/176,130,979.20
  6. Step 6: Final answer
    x = 195,321,715.20

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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.