Home / 35,204,421,716.31-48,594,738,795.32-20,931,215,288.88

Finding the Fourth Proportional to 35,204,421,716.31, 48,594,738,795.32 and 20,931,215,288.88

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Solution

The fourth proportional to 35,204,421,716.31, 48,594,738,795.32 and 20,931,215,288.88 is: 28,892,590,477.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,204,421,716.31 : 48,594,738,795.32 = 20,931,215,288.88 : x
  2. Step 2: Convert to fraction form
    35,204,421,716.31/48,594,738,795.32 = 20,931,215,288.88/x
  3. Step 3: Cross multiply
    35,204,421,716.31x = 48,594,738,795.32 × 20,931,215,288.88
  4. Step 4: Simplify right side
    35,204,421,716.31x = 1,017,146,939,631,732,129,792
  5. Step 5: Solve for x
    x = 1,017,146,939,631,732,129,792/35,204,421,716.31
  6. Step 6: Final answer
    x = 28,892,590,477.08

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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.