Home / 470,627,563.77-705,123,238.16-330,270,354.32

Finding the Fourth Proportional to 470,627,563.77, 705,123,238.16 and 330,270,354.32

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Solution

The fourth proportional to 470,627,563.77, 705,123,238.16 and 330,270,354.32 is: 494,831,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,627,563.77 : 705,123,238.16 = 330,270,354.32 : x
  2. Step 2: Convert to fraction form
    470,627,563.77/705,123,238.16 = 330,270,354.32/x
  3. Step 3: Cross multiply
    470,627,563.77x = 705,123,238.16 × 330,270,354.32
  4. Step 4: Simplify right side
    470,627,563.77x = 232,881,301,703,669,024
  5. Step 5: Solve for x
    x = 232,881,301,703,669,024/470,627,563.77
  6. Step 6: Final answer
    x = 494,831,411.57

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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.