Home / 352,247,607.40-528,371,411.10-188,988,932.20

Finding the Fourth Proportional to 352,247,607.40, 528,371,411.10 and 188,988,932.20

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Solution

The fourth proportional to 352,247,607.40, 528,371,411.10 and 188,988,932.20 is: 283,483,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,247,607.40 : 528,371,411.10 = 188,988,932.20 : x
  2. Step 2: Convert to fraction form
    352,247,607.40/528,371,411.10 = 188,988,932.20/x
  3. Step 3: Cross multiply
    352,247,607.40x = 528,371,411.10 × 188,988,932.20
  4. Step 4: Simplify right side
    352,247,607.40x = 99,856,348,788,796,224
  5. Step 5: Solve for x
    x = 99,856,348,788,796,224/352,247,607.40
  6. Step 6: Final answer
    x = 283,483,398.30

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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.