Home / 1,036,400,500,842.30-1,554,812,780,224-356,390,543,319.81

Finding the Fourth Proportional to 1,036,400,500,842.30, 1,554,812,780,224 and 356,390,543,319.81

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Solution

The fourth proportional to 1,036,400,500,842.30, 1,554,812,780,224 and 356,390,543,319.81 is: 534,658,726,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,400,500,842.30 : 1,554,812,780,224 = 356,390,543,319.81 : x
  2. Step 2: Convert to fraction form
    1,036,400,500,842.30/1,554,812,780,224 = 356,390,543,319.81/x
  3. Step 3: Cross multiply
    1,036,400,500,842.30x = 1,554,812,780,224 × 356,390,543,319.81
  4. Step 4: Simplify right side
    1,036,400,500,842.30x = 554,120,571,504,615,709,736,960
  5. Step 5: Solve for x
    x = 554,120,571,504,615,709,736,960/1,036,400,500,842.30
  6. Step 6: Final answer
    x = 534,658,726,095.05

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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.