Home / 165,665,363.35-248,498,045.03-56,480,809.90

Finding the Fourth Proportional to 165,665,363.35, 248,498,045.03 and 56,480,809.90

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Solution

The fourth proportional to 165,665,363.35, 248,498,045.03 and 56,480,809.90 is: 84,721,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,665,363.35 : 248,498,045.03 = 56,480,809.90 : x
  2. Step 2: Convert to fraction form
    165,665,363.35/248,498,045.03 = 56,480,809.90/x
  3. Step 3: Cross multiply
    165,665,363.35x = 248,498,045.03 × 56,480,809.90
  4. Step 4: Simplify right side
    165,665,363.35x = 14,035,370,841,578,666
  5. Step 5: Solve for x
    x = 14,035,370,841,578,666/165,665,363.35
  6. Step 6: Final answer
    x = 84,721,214.85

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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.