Home / 161,917,473.84-242,819,382.23-45,301,493.01

Finding the Fourth Proportional to 161,917,473.84, 242,819,382.23 and 45,301,493.01

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Solution

The fourth proportional to 161,917,473.84, 242,819,382.23 and 45,301,493.01 is: 67,936,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,917,473.84 : 242,819,382.23 = 45,301,493.01 : x
  2. Step 2: Convert to fraction form
    161,917,473.84/242,819,382.23 = 45,301,493.01/x
  3. Step 3: Cross multiply
    161,917,473.84x = 242,819,382.23 × 45,301,493.01
  4. Step 4: Simplify right side
    161,917,473.84x = 11,000,080,547,638,810
  5. Step 5: Solve for x
    x = 11,000,080,547,638,810/161,917,473.84
  6. Step 6: Final answer
    x = 67,936,339.96

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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.