Home / 306,218,223,012.90-459,327,334,519.35-82,627,814,576.10

Finding the Fourth Proportional to 306,218,223,012.90, 459,327,334,519.35 and 82,627,814,576.10

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Solution

The fourth proportional to 306,218,223,012.90, 459,327,334,519.35 and 82,627,814,576.10 is: 123,941,721,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,218,223,012.90 : 459,327,334,519.35 = 82,627,814,576.10 : x
  2. Step 2: Convert to fraction form
    306,218,223,012.90/459,327,334,519.35 = 82,627,814,576.10/x
  3. Step 3: Cross multiply
    306,218,223,012.90x = 459,327,334,519.35 × 82,627,814,576.10
  4. Step 4: Simplify right side
    306,218,223,012.90x = 37,953,213,826,399,110,955,008
  5. Step 5: Solve for x
    x = 37,953,213,826,399,110,955,008/306,218,223,012.90
  6. Step 6: Final answer
    x = 123,941,721,864.15

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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.