Home / 86,773,965.86-119,747,744.37-47,616,397.89

Finding the Fourth Proportional to 86,773,965.86, 119,747,744.37 and 47,616,397.89

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Solution

The fourth proportional to 86,773,965.86, 119,747,744.37 and 47,616,397.89 is: 65,710,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,773,965.86 : 119,747,744.37 = 47,616,397.89 : x
  2. Step 2: Convert to fraction form
    86,773,965.86/119,747,744.37 = 47,616,397.89/x
  3. Step 3: Cross multiply
    86,773,965.86x = 119,747,744.37 × 47,616,397.89
  4. Step 4: Simplify right side
    86,773,965.86x = 5,701,956,242,351,928
  5. Step 5: Solve for x
    x = 5,701,956,242,351,928/86,773,965.86
  6. Step 6: Final answer
    x = 65,710,448.82

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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.