Home / 382,388,746.40-573,582,244.68-163,897,415.36

Finding the Fourth Proportional to 382,388,746.40, 573,582,244.68 and 163,897,415.36

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Solution

The fourth proportional to 382,388,746.40, 573,582,244.68 and 163,897,415.36 is: 245,845,748.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,388,746.40 : 573,582,244.68 = 163,897,415.36 : x
  2. Step 2: Convert to fraction form
    382,388,746.40/573,582,244.68 = 163,897,415.36/x
  3. Step 3: Cross multiply
    382,388,746.40x = 573,582,244.68 × 163,897,415.36
  4. Step 4: Simplify right side
    382,388,746.40x = 94,008,647,399,439,104
  5. Step 5: Solve for x
    x = 94,008,647,399,439,104/382,388,746.40
  6. Step 6: Final answer
    x = 245,845,748.04

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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.