Home / 111,052,443.80-166,578,665.70-65,590,837.40

Finding the Fourth Proportional to 111,052,443.80, 166,578,665.70 and 65,590,837.40

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Solution

The fourth proportional to 111,052,443.80, 166,578,665.70 and 65,590,837.40 is: 98,386,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,052,443.80 : 166,578,665.70 = 65,590,837.40 : x
  2. Step 2: Convert to fraction form
    111,052,443.80/166,578,665.70 = 65,590,837.40/x
  3. Step 3: Cross multiply
    111,052,443.80x = 166,578,665.70 × 65,590,837.40
  4. Step 4: Simplify right side
    111,052,443.80x = 10,926,034,176,237,656
  5. Step 5: Solve for x
    x = 10,926,034,176,237,656/111,052,443.80
  6. Step 6: Final answer
    x = 98,386,256.10

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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.