Home / 497,665,309.60-746,497,964.40-494,642,000.80

Finding the Fourth Proportional to 497,665,309.60, 746,497,964.40 and 494,642,000.80

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Solution

The fourth proportional to 497,665,309.60, 746,497,964.40 and 494,642,000.80 is: 741,963,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,309.60 : 746,497,964.40 = 494,642,000.80 : x
  2. Step 2: Convert to fraction form
    497,665,309.60/746,497,964.40 = 494,642,000.80/x
  3. Step 3: Cross multiply
    497,665,309.60x = 746,497,964.40 × 494,642,000.80
  4. Step 4: Simplify right side
    497,665,309.60x = 369,249,246,703,943,168
  5. Step 5: Solve for x
    x = 369,249,246,703,943,168/497,665,309.60
  6. Step 6: Final answer
    x = 741,963,001.20

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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.