Home / 474,920,195,979.20-712,380,293,968.80-474,920,195,979.20

Finding the Fourth Proportional to 474,920,195,979.20, 712,380,293,968.80 and 474,920,195,979.20

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Solution

The fourth proportional to 474,920,195,979.20, 712,380,293,968.80 and 474,920,195,979.20 is: 712,380,293,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,920,195,979.20 : 712,380,293,968.80 = 474,920,195,979.20 : x
  2. Step 2: Convert to fraction form
    474,920,195,979.20/712,380,293,968.80 = 474,920,195,979.20/x
  3. Step 3: Cross multiply
    474,920,195,979.20x = 712,380,293,968.80 × 474,920,195,979.20
  4. Step 4: Simplify right side
    474,920,195,979.20x = 338,323,788,823,382,653,403,136
  5. Step 5: Solve for x
    x = 338,323,788,823,382,653,403,136/474,920,195,979.20
  6. Step 6: Final answer
    x = 712,380,293,968.80

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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.