Home / 82,189,964.22-113,390,580.05-46,909,727.49

Finding the Fourth Proportional to 82,189,964.22, 113,390,580.05 and 46,909,727.49

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Solution

The fourth proportional to 82,189,964.22, 113,390,580.05 and 46,909,727.49 is: 64,717,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,189,964.22 : 113,390,580.05 = 46,909,727.49 : x
  2. Step 2: Convert to fraction form
    82,189,964.22/113,390,580.05 = 46,909,727.49/x
  3. Step 3: Cross multiply
    82,189,964.22x = 113,390,580.05 × 46,909,727.49
  4. Step 4: Simplify right side
    82,189,964.22x = 5,319,121,210,071,032
  5. Step 5: Solve for x
    x = 5,319,121,210,071,032/82,189,964.22
  6. Step 6: Final answer
    x = 64,717,405.11

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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.