Home / 280,961,598,527.37-387,716,974,053.30-159,023,714,915.79

Finding the Fourth Proportional to 280,961,598,527.37, 387,716,974,053.30 and 159,023,714,915.79

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Solution

The fourth proportional to 280,961,598,527.37, 387,716,974,053.30 and 159,023,714,915.79 is: 219,447,048,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,961,598,527.37 : 387,716,974,053.30 = 159,023,714,915.79 : x
  2. Step 2: Convert to fraction form
    280,961,598,527.37/387,716,974,053.30 = 159,023,714,915.79/x
  3. Step 3: Cross multiply
    280,961,598,527.37x = 387,716,974,053.30 × 159,023,714,915.79
  4. Step 4: Simplify right side
    280,961,598,527.37x = 61,656,193,549,864,731,148,288
  5. Step 5: Solve for x
    x = 61,656,193,549,864,731,148,288/280,961,598,527.37
  6. Step 6: Final answer
    x = 219,447,048,539.83

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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.