Home / 671,966,289.60-1,007,949,434.40-557,175,033.60

Finding the Fourth Proportional to 671,966,289.60, 1,007,949,434.40 and 557,175,033.60

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Solution

The fourth proportional to 671,966,289.60, 1,007,949,434.40 and 557,175,033.60 is: 835,762,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,966,289.60 : 1,007,949,434.40 = 557,175,033.60 : x
  2. Step 2: Convert to fraction form
    671,966,289.60/1,007,949,434.40 = 557,175,033.60/x
  3. Step 3: Cross multiply
    671,966,289.60x = 1,007,949,434.40 × 557,175,033.60
  4. Step 4: Simplify right side
    671,966,289.60x = 561,604,259,978,921,024
  5. Step 5: Solve for x
    x = 561,604,259,978,921,024/671,966,289.60
  6. Step 6: Final answer
    x = 835,762,550.40

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Half scale
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Double scale
Find fourth proportional to 671,966,290.60, 1,007,949,435.90 and 557,175,034.60
Similar ratio
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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.