Home / 406,945,060.20-610,454,915.10-134,316,426.60

Finding the Fourth Proportional to 406,945,060.20, 610,454,915.10 and 134,316,426.60

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Solution

The fourth proportional to 406,945,060.20, 610,454,915.10 and 134,316,426.60 is: 201,486,959.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,945,060.20 : 610,454,915.10 = 134,316,426.60 : x
  2. Step 2: Convert to fraction form
    406,945,060.20/610,454,915.10 = 134,316,426.60/x
  3. Step 3: Cross multiply
    406,945,060.20x = 610,454,915.10 × 134,316,426.60
  4. Step 4: Simplify right side
    406,945,060.20x = 81,994,122,796,638,384
  5. Step 5: Solve for x
    x = 81,994,122,796,638,384/406,945,060.20
  6. Step 6: Final answer
    x = 201,486,959.34

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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.