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Finding the Fourth Proportional to 83,973,381.96, 115,883,805.03 and 46,806,019.11

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Solution

The fourth proportional to 83,973,381.96, 115,883,805.03 and 46,806,019.11 is: 64,592,606.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,973,381.96 : 115,883,805.03 = 46,806,019.11 : x
  2. Step 2: Convert to fraction form
    83,973,381.96/115,883,805.03 = 46,806,019.11/x
  3. Step 3: Cross multiply
    83,973,381.96x = 115,883,805.03 × 46,806,019.11
  4. Step 4: Simplify right side
    83,973,381.96x = 5,424,059,592,773,694
  5. Step 5: Solve for x
    x = 5,424,059,592,773,694/83,973,381.96
  6. Step 6: Final answer
    x = 64,592,606.21

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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.