Home / 68,170,068.03-94,077,015.33-40,316,654.73

Finding the Fourth Proportional to 68,170,068.03, 94,077,015.33 and 40,316,654.73

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Solution

The fourth proportional to 68,170,068.03, 94,077,015.33 and 40,316,654.73 is: 55,638,356.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,170,068.03 : 94,077,015.33 = 40,316,654.73 : x
  2. Step 2: Convert to fraction form
    68,170,068.03/94,077,015.33 = 40,316,654.73/x
  3. Step 3: Cross multiply
    68,170,068.03x = 94,077,015.33 × 40,316,654.73
  4. Step 4: Simplify right side
    68,170,068.03x = 3,792,870,545,088,526.50
  5. Step 5: Solve for x
    x = 3,792,870,545,088,526.50/68,170,068.03
  6. Step 6: Final answer
    x = 55,638,356.46

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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.