Home / 528,323,857.29-729,007,834.46-302,226,892.34

Finding the Fourth Proportional to 528,323,857.29, 729,007,834.46 and 302,226,892.34

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Solution

The fourth proportional to 528,323,857.29, 729,007,834.46 and 302,226,892.34 is: 417,027,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,323,857.29 : 729,007,834.46 = 302,226,892.34 : x
  2. Step 2: Convert to fraction form
    528,323,857.29/729,007,834.46 = 302,226,892.34/x
  3. Step 3: Cross multiply
    528,323,857.29x = 729,007,834.46 × 302,226,892.34
  4. Step 4: Simplify right side
    528,323,857.29x = 220,325,772,295,202,784
  5. Step 5: Solve for x
    x = 220,325,772,295,202,784/528,323,857.29
  6. Step 6: Final answer
    x = 417,027,868.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.