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Finding the Fourth Proportional to 577,428,326.16, 865,796,595.93 and 183,785,119.59

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Solution

The fourth proportional to 577,428,326.16, 865,796,595.93 and 183,785,119.59 is: 275,567,587.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,428,326.16 : 865,796,595.93 = 183,785,119.59 : x
  2. Step 2: Convert to fraction form
    577,428,326.16/865,796,595.93 = 183,785,119.59/x
  3. Step 3: Cross multiply
    577,428,326.16x = 865,796,595.93 × 183,785,119.59
  4. Step 4: Simplify right side
    577,428,326.16x = 159,120,530,923,609,952
  5. Step 5: Solve for x
    x = 159,120,530,923,609,952/577,428,326.16
  6. Step 6: Final answer
    x = 275,567,587.72

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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.