Home / 37,445,246,838.42-51,674,428,164.51-20,528,531,181.78

Finding the Fourth Proportional to 37,445,246,838.42, 51,674,428,164.51 and 20,528,531,181.78

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Solution

The fourth proportional to 37,445,246,838.42, 51,674,428,164.51 and 20,528,531,181.78 is: 28,329,366,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445,246,838.42 : 51,674,428,164.51 = 20,528,531,181.78 : x
  2. Step 2: Convert to fraction form
    37,445,246,838.42/51,674,428,164.51 = 20,528,531,181.78/x
  3. Step 3: Cross multiply
    37,445,246,838.42x = 51,674,428,164.51 × 20,528,531,181.78
  4. Step 4: Simplify right side
    37,445,246,838.42x = 1,060,800,109,875,794,149,376
  5. Step 5: Solve for x
    x = 1,060,800,109,875,794,149,376/37,445,246,838.42
  6. Step 6: Final answer
    x = 28,329,366,193.08

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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.