Home / 77,923,752.89-107,534,904.95-43,117,910.33

Finding the Fourth Proportional to 77,923,752.89, 107,534,904.95 and 43,117,910.33

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Solution

The fourth proportional to 77,923,752.89, 107,534,904.95 and 43,117,910.33 is: 59,502,785.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,923,752.89 : 107,534,904.95 = 43,117,910.33 : x
  2. Step 2: Convert to fraction form
    77,923,752.89/107,534,904.95 = 43,117,910.33/x
  3. Step 3: Cross multiply
    77,923,752.89x = 107,534,904.95 × 43,117,910.33
  4. Step 4: Simplify right side
    77,923,752.89x = 4,636,680,388,549,294
  5. Step 5: Solve for x
    x = 4,636,680,388,549,294/77,923,752.89
  6. Step 6: Final answer
    x = 59,502,785.95

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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.