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Finding the Fourth Proportional to 84,248,158.65, 118,287,544.35 and 84,248,158.65

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Solution

The fourth proportional to 84,248,158.65, 118,287,544.35 and 84,248,158.65 is: 118,287,544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,248,158.65 : 118,287,544.35 = 84,248,158.65 : x
  2. Step 2: Convert to fraction form
    84,248,158.65/118,287,544.35 = 84,248,158.65/x
  3. Step 3: Cross multiply
    84,248,158.65x = 118,287,544.35 × 84,248,158.65
  4. Step 4: Simplify right side
    84,248,158.65x = 9,965,507,802,717,712
  5. Step 5: Solve for x
    x = 9,965,507,802,717,712/84,248,158.65
  6. Step 6: Final answer
    x = 118,287,544.35

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.