Home / 1,036,400,500,842.80-1,554,812,780,224.80-356,390,543,320.31

Finding the Fourth Proportional to 1,036,400,500,842.80, 1,554,812,780,224.80 and 356,390,543,320.31

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Solution

The fourth proportional to 1,036,400,500,842.80, 1,554,812,780,224.80 and 356,390,543,320.31 is: 534,658,726,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,400,500,842.80 : 1,554,812,780,224.80 = 356,390,543,320.31 : x
  2. Step 2: Convert to fraction form
    1,036,400,500,842.80/1,554,812,780,224.80 = 356,390,543,320.31/x
  3. Step 3: Cross multiply
    1,036,400,500,842.80x = 1,554,812,780,224.80 × 356,390,543,320.31
  4. Step 4: Simplify right side
    1,036,400,500,842.80x = 554,120,571,505,678,244,380,672
  5. Step 5: Solve for x
    x = 554,120,571,505,678,244,380,672/1,036,400,500,842.80
  6. Step 6: Final answer
    x = 534,658,726,095.82

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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.