Home / 1,227,670,936.56-1,842,817,316.88-528,509,126.88

Finding the Fourth Proportional to 1,227,670,936.56, 1,842,817,316.88 and 528,509,126.88

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Solution

The fourth proportional to 1,227,670,936.56, 1,842,817,316.88 and 528,509,126.88 is: 793,328,034.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,670,936.56 : 1,842,817,316.88 = 528,509,126.88 : x
  2. Step 2: Convert to fraction form
    1,227,670,936.56/1,842,817,316.88 = 528,509,126.88/x
  3. Step 3: Cross multiply
    1,227,670,936.56x = 1,842,817,316.88 × 528,509,126.88
  4. Step 4: Simplify right side
    1,227,670,936.56x = 973,945,771,143,593,088
  5. Step 5: Solve for x
    x = 973,945,771,143,593,088/1,227,670,936.56
  6. Step 6: Final answer
    x = 793,328,034.52

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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.