Home / 352,128,089.84-530,723,191.94-303,530,511.20

Finding the Fourth Proportional to 352,128,089.84, 530,723,191.94 and 303,530,511.20

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Solution

The fourth proportional to 352,128,089.84, 530,723,191.94 and 303,530,511.20 is: 457,477,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,128,089.84 : 530,723,191.94 = 303,530,511.20 : x
  2. Step 2: Convert to fraction form
    352,128,089.84/530,723,191.94 = 303,530,511.20/x
  3. Step 3: Cross multiply
    352,128,089.84x = 530,723,191.94 × 303,530,511.20
  4. Step 4: Simplify right side
    352,128,089.84x = 161,090,681,755,243,904
  5. Step 5: Solve for x
    x = 161,090,681,755,243,904/352,128,089.84
  6. Step 6: Final answer
    x = 457,477,510.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.