Home / 200,007,869,744.35-276,011,064,520.12-108,556,439,420.81

Finding the Fourth Proportional to 200,007,869,744.35, 276,011,064,520.12 and 108,556,439,420.81

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Solution

The fourth proportional to 200,007,869,744.35, 276,011,064,520.12 and 108,556,439,420.81 is: 149,807,997,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,007,869,744.35 : 276,011,064,520.12 = 108,556,439,420.81 : x
  2. Step 2: Convert to fraction form
    200,007,869,744.35/276,011,064,520.12 = 108,556,439,420.81/x
  3. Step 3: Cross multiply
    200,007,869,744.35x = 276,011,064,520.12 × 108,556,439,420.81
  4. Step 4: Simplify right side
    200,007,869,744.35x = 29,962,778,405,051,685,666,816
  5. Step 5: Solve for x
    x = 29,962,778,405,051,685,666,816/200,007,869,744.35
  6. Step 6: Final answer
    x = 149,807,997,272.06

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1.5x scale

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.