Home / 11,438,702,383.65-15,785,006,678.37-6,288,712,359.50

Finding the Fourth Proportional to 11,438,702,383.65, 15,785,006,678.37 and 6,288,712,359.50

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Solution

The fourth proportional to 11,438,702,383.65, 15,785,006,678.37 and 6,288,712,359.50 is: 8,678,201,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438,702,383.65 : 15,785,006,678.37 = 6,288,712,359.50 : x
  2. Step 2: Convert to fraction form
    11,438,702,383.65/15,785,006,678.37 = 6,288,712,359.50/x
  3. Step 3: Cross multiply
    11,438,702,383.65x = 15,785,006,678.37 × 6,288,712,359.50
  4. Step 4: Simplify right side
    11,438,702,383.65x = 99,267,366,592,945,094,656
  5. Step 5: Solve for x
    x = 99,267,366,592,945,094,656/11,438,702,383.65
  6. Step 6: Final answer
    x = 8,678,201,710.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.