Home / 86,333,669.04-119,140,772.96-47,175,444.97

Finding the Fourth Proportional to 86,333,669.04, 119,140,772.96 and 47,175,444.97

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Solution

The fourth proportional to 86,333,669.04, 119,140,772.96 and 47,175,444.97 is: 65,102,283.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,333,669.04 : 119,140,772.96 = 47,175,444.97 : x
  2. Step 2: Convert to fraction form
    86,333,669.04/119,140,772.96 = 47,175,444.97/x
  3. Step 3: Cross multiply
    86,333,669.04x = 119,140,772.96 × 47,175,444.97
  4. Step 4: Simplify right side
    86,333,669.04x = 5,620,518,978,457,744
  5. Step 5: Solve for x
    x = 5,620,518,978,457,744/86,333,669.04
  6. Step 6: Final answer
    x = 65,102,283.28

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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.