Home / 1,241,546,641.84-1,862,464,040.16-412,574,264.56

Finding the Fourth Proportional to 1,241,546,641.84, 1,862,464,040.16 and 412,574,264.56

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Solution

The fourth proportional to 1,241,546,641.84, 1,862,464,040.16 and 412,574,264.56 is: 618,909,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,546,641.84 : 1,862,464,040.16 = 412,574,264.56 : x
  2. Step 2: Convert to fraction form
    1,241,546,641.84/1,862,464,040.16 = 412,574,264.56/x
  3. Step 3: Cross multiply
    1,241,546,641.84x = 1,862,464,040.16 × 412,574,264.56
  4. Step 4: Simplify right side
    1,241,546,641.84x = 768,404,731,638,458,368
  5. Step 5: Solve for x
    x = 768,404,731,638,458,368/1,241,546,641.84
  6. Step 6: Final answer
    x = 618,909,274.73

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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.