Home / 1,057,491,531.64-1,459,274,340.42-587,576,784.76

Finding the Fourth Proportional to 1,057,491,531.64, 1,459,274,340.42 and 587,576,784.76

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Solution

The fourth proportional to 1,057,491,531.64, 1,459,274,340.42 and 587,576,784.76 is: 810,820,417.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,491,531.64 : 1,459,274,340.42 = 587,576,784.76 : x
  2. Step 2: Convert to fraction form
    1,057,491,531.64/1,459,274,340.42 = 587,576,784.76/x
  3. Step 3: Cross multiply
    1,057,491,531.64x = 1,459,274,340.42 × 587,576,784.76
  4. Step 4: Simplify right side
    1,057,491,531.64x = 857,435,725,026,753,280
  5. Step 5: Solve for x
    x = 857,435,725,026,753,280/1,057,491,531.64
  6. Step 6: Final answer
    x = 810,820,417.35

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Half scale
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Double scale
Find fourth proportional to 1,057,491,532.64, 1,459,274,341.80 and 587,576,785.76
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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.