Home / 77,703,824.80-116,588,396.40-41,760,042.40

Finding the Fourth Proportional to 77,703,824.80, 116,588,396.40 and 41,760,042.40

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Solution

The fourth proportional to 77,703,824.80, 116,588,396.40 and 41,760,042.40 is: 62,657,615.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,703,824.80 : 116,588,396.40 = 41,760,042.40 : x
  2. Step 2: Convert to fraction form
    77,703,824.80/116,588,396.40 = 41,760,042.40/x
  3. Step 3: Cross multiply
    77,703,824.80x = 116,588,396.40 × 41,760,042.40
  4. Step 4: Simplify right side
    77,703,824.80x = 4,868,736,377,012,007
  5. Step 5: Solve for x
    x = 4,868,736,377,012,007/77,703,824.80
  6. Step 6: Final answer
    x = 62,657,615.50

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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.