Home / 1,148,415,485.28-1,584,604,320.48-646,546,224.48

Finding the Fourth Proportional to 1,148,415,485.28, 1,584,604,320.48 and 646,546,224.48

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Solution

The fourth proportional to 1,148,415,485.28, 1,584,604,320.48 and 646,546,224.48 is: 892,116,097.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,415,485.28 : 1,584,604,320.48 = 646,546,224.48 : x
  2. Step 2: Convert to fraction form
    1,148,415,485.28/1,584,604,320.48 = 646,546,224.48/x
  3. Step 3: Cross multiply
    1,148,415,485.28x = 1,584,604,320.48 × 646,546,224.48
  4. Step 4: Simplify right side
    1,148,415,485.28x = 1,024,519,940,701,040,000
  5. Step 5: Solve for x
    x = 1,024,519,940,701,040,000/1,148,415,485.28
  6. Step 6: Final answer
    x = 892,116,097.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.