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Finding the Fourth Proportional to 586,102,063.07, 808,843,592.75 and 321,795,196.13

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Solution

The fourth proportional to 586,102,063.07, 808,843,592.75 and 321,795,196.13 is: 444,089,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,102,063.07 : 808,843,592.75 = 321,795,196.13 : x
  2. Step 2: Convert to fraction form
    586,102,063.07/808,843,592.75 = 321,795,196.13/x
  3. Step 3: Cross multiply
    586,102,063.07x = 808,843,592.75 × 321,795,196.13
  4. Step 4: Simplify right side
    586,102,063.07x = 260,281,982,567,480,096
  5. Step 5: Solve for x
    x = 260,281,982,567,480,096/586,102,063.07
  6. Step 6: Final answer
    x = 444,089,859.03

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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.