Home / 671,966,284.60-1,007,949,426.90-557,175,028.60

Finding the Fourth Proportional to 671,966,284.60, 1,007,949,426.90 and 557,175,028.60

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Solution

The fourth proportional to 671,966,284.60, 1,007,949,426.90 and 557,175,028.60 is: 835,762,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,966,284.60 : 1,007,949,426.90 = 557,175,028.60 : x
  2. Step 2: Convert to fraction form
    671,966,284.60/1,007,949,426.90 = 557,175,028.60/x
  3. Step 3: Cross multiply
    671,966,284.60x = 1,007,949,426.90 × 557,175,028.60
  4. Step 4: Simplify right side
    671,966,284.60x = 561,604,250,760,361,152
  5. Step 5: Solve for x
    x = 561,604,250,760,361,152/671,966,284.60
  6. Step 6: Final answer
    x = 835,762,542.90

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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.