Home / 497,774,384.20-746,661,576.30-448,456,659.40

Finding the Fourth Proportional to 497,774,384.20, 746,661,576.30 and 448,456,659.40

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Solution

The fourth proportional to 497,774,384.20, 746,661,576.30 and 448,456,659.40 is: 672,684,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,774,384.20 : 746,661,576.30 = 448,456,659.40 : x
  2. Step 2: Convert to fraction form
    497,774,384.20/746,661,576.30 = 448,456,659.40/x
  3. Step 3: Cross multiply
    497,774,384.20x = 746,661,576.30 × 448,456,659.40
  4. Step 4: Simplify right side
    497,774,384.20x = 334,845,356,209,836,160
  5. Step 5: Solve for x
    x = 334,845,356,209,836,160/497,774,384.20
  6. Step 6: Final answer
    x = 672,684,989.10

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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.