Home / 859,937,564,419.20-1,289,858,133,096-263,695,795,009.92

Finding the Fourth Proportional to 859,937,564,419.20, 1,289,858,133,096 and 263,695,795,009.92

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Solution

The fourth proportional to 859,937,564,419.20, 1,289,858,133,096 and 263,695,795,009.92 is: 395,528,908,062.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,937,564,419.20 : 1,289,858,133,096 = 263,695,795,009.92 : x
  2. Step 2: Convert to fraction form
    859,937,564,419.20/1,289,858,133,096 = 263,695,795,009.92/x
  3. Step 3: Cross multiply
    859,937,564,419.20x = 1,289,858,133,096 × 263,695,795,009.92
  4. Step 4: Simplify right side
    859,937,564,419.20x = 340,130,165,856,760,928,141,312
  5. Step 5: Solve for x
    x = 340,130,165,856,760,928,141,312/859,937,564,419.20
  6. Step 6: Final answer
    x = 395,528,908,062.63

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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.