Home / 1,250,466,945.51-1,875,515,915.72-364,914,533.55

Finding the Fourth Proportional to 1,250,466,945.51, 1,875,515,915.72 and 364,914,533.55

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Solution

The fourth proportional to 1,250,466,945.51, 1,875,515,915.72 and 364,914,533.55 is: 547,317,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,466,945.51 : 1,875,515,915.72 = 364,914,533.55 : x
  2. Step 2: Convert to fraction form
    1,250,466,945.51/1,875,515,915.72 = 364,914,533.55/x
  3. Step 3: Cross multiply
    1,250,466,945.51x = 1,875,515,915.72 × 364,914,533.55
  4. Step 4: Simplify right side
    1,250,466,945.51x = 684,403,015,548,740,352
  5. Step 5: Solve for x
    x = 684,403,015,548,740,352/1,250,466,945.51
  6. Step 6: Final answer
    x = 547,317,958.31

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Double scale
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1.5x scale

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.