Home / 301,005,001.68-451,399,071.05-104,214,985.57

Finding the Fourth Proportional to 301,005,001.68, 451,399,071.05 and 104,214,985.57

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Solution

The fourth proportional to 301,005,001.68, 451,399,071.05 and 104,214,985.57 is: 156,284,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,005,001.68 : 451,399,071.05 = 104,214,985.57 : x
  2. Step 2: Convert to fraction form
    301,005,001.68/451,399,071.05 = 104,214,985.57/x
  3. Step 3: Cross multiply
    301,005,001.68x = 451,399,071.05 × 104,214,985.57
  4. Step 4: Simplify right side
    301,005,001.68x = 47,042,547,675,266,080
  5. Step 5: Solve for x
    x = 47,042,547,675,266,080/301,005,001.68
  6. Step 6: Final answer
    x = 156,284,936.84

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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.