Home / 83,267,636.84-114,921,363.84-47,978,686.16

Finding the Fourth Proportional to 83,267,636.84, 114,921,363.84 and 47,978,686.16

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Solution

The fourth proportional to 83,267,636.84, 114,921,363.84 and 47,978,686.16 is: 66,217,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,267,636.84 : 114,921,363.84 = 47,978,686.16 : x
  2. Step 2: Convert to fraction form
    83,267,636.84/114,921,363.84 = 47,978,686.16/x
  3. Step 3: Cross multiply
    83,267,636.84x = 114,921,363.84 × 47,978,686.16
  4. Step 4: Simplify right side
    83,267,636.84x = 5,513,776,048,758,532
  5. Step 5: Solve for x
    x = 5,513,776,048,758,532/83,267,636.84
  6. Step 6: Final answer
    x = 66,217,515.69

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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.