Home / 474,820,019.24-712,244,025.66-405,294,466.28

Finding the Fourth Proportional to 474,820,019.24, 712,244,025.66 and 405,294,466.28

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Solution

The fourth proportional to 474,820,019.24, 712,244,025.66 and 405,294,466.28 is: 607,953,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,820,019.24 : 712,244,025.66 = 405,294,466.28 : x
  2. Step 2: Convert to fraction form
    474,820,019.24/712,244,025.66 = 405,294,466.28/x
  3. Step 3: Cross multiply
    474,820,019.24x = 712,244,025.66 × 405,294,466.28
  4. Step 4: Simplify right side
    474,820,019.24x = 288,668,562,240,988,288
  5. Step 5: Solve for x
    x = 288,668,562,240,988,288/474,820,019.24
  6. Step 6: Final answer
    x = 607,953,646.74

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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.