Home / 1,283,650,291.80-1,925,475,437.70-314,301,907.80

Finding the Fourth Proportional to 1,283,650,291.80, 1,925,475,437.70 and 314,301,907.80

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Solution

The fourth proportional to 1,283,650,291.80, 1,925,475,437.70 and 314,301,907.80 is: 471,452,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,650,291.80 : 1,925,475,437.70 = 314,301,907.80 : x
  2. Step 2: Convert to fraction form
    1,283,650,291.80/1,925,475,437.70 = 314,301,907.80/x
  3. Step 3: Cross multiply
    1,283,650,291.80x = 1,925,475,437.70 × 314,301,907.80
  4. Step 4: Simplify right side
    1,283,650,291.80x = 605,180,603,491,150,080
  5. Step 5: Solve for x
    x = 605,180,603,491,150,080/1,283,650,291.80
  6. Step 6: Final answer
    x = 471,452,861.70

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Double scale
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Similar ratio
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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.