Home / 523,584,773.40-785,377,160.10-442,963,205.40

Finding the Fourth Proportional to 523,584,773.40, 785,377,160.10 and 442,963,205.40

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Solution

The fourth proportional to 523,584,773.40, 785,377,160.10 and 442,963,205.40 is: 664,444,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,584,773.40 : 785,377,160.10 = 442,963,205.40 : x
  2. Step 2: Convert to fraction form
    523,584,773.40/785,377,160.10 = 442,963,205.40/x
  3. Step 3: Cross multiply
    523,584,773.40x = 785,377,160.10 × 442,963,205.40
  4. Step 4: Simplify right side
    523,584,773.40x = 347,893,184,285,844,992
  5. Step 5: Solve for x
    x = 347,893,184,285,844,992/523,584,773.40
  6. Step 6: Final answer
    x = 664,444,808.10

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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.