Home / 200,007,869,744.85-276,011,064,520.81-108,556,439,421.31

Finding the Fourth Proportional to 200,007,869,744.85, 276,011,064,520.81 and 108,556,439,421.31

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Solution

The fourth proportional to 200,007,869,744.85, 276,011,064,520.81 and 108,556,439,421.31 is: 149,807,997,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,007,869,744.85 : 276,011,064,520.81 = 108,556,439,421.31 : x
  2. Step 2: Convert to fraction form
    200,007,869,744.85/276,011,064,520.81 = 108,556,439,421.31/x
  3. Step 3: Cross multiply
    200,007,869,744.85x = 276,011,064,520.81 × 108,556,439,421.31
  4. Step 4: Simplify right side
    200,007,869,744.85x = 29,962,778,405,264,596,926,464
  5. Step 5: Solve for x
    x = 29,962,778,405,264,596,926,464/200,007,869,744.85
  6. Step 6: Final answer
    x = 149,807,997,272.75

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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.