Home / 165,917,066.70-248,875,600.05-155,300,234.70

Finding the Fourth Proportional to 165,917,066.70, 248,875,600.05 and 155,300,234.70

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Solution

The fourth proportional to 165,917,066.70, 248,875,600.05 and 155,300,234.70 is: 232,950,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,917,066.70 : 248,875,600.05 = 155,300,234.70 : x
  2. Step 2: Convert to fraction form
    165,917,066.70/248,875,600.05 = 155,300,234.70/x
  3. Step 3: Cross multiply
    165,917,066.70x = 248,875,600.05 × 155,300,234.70
  4. Step 4: Simplify right side
    165,917,066.70x = 38,650,439,098,868,328
  5. Step 5: Solve for x
    x = 38,650,439,098,868,328/165,917,066.70
  6. Step 6: Final answer
    x = 232,950,352.05

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1.5x scale

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.