Home / 332,496,021.60-498,744,032.40-309,821,205.60

Finding the Fourth Proportional to 332,496,021.60, 498,744,032.40 and 309,821,205.60

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Solution

The fourth proportional to 332,496,021.60, 498,744,032.40 and 309,821,205.60 is: 464,731,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,496,021.60 : 498,744,032.40 = 309,821,205.60 : x
  2. Step 2: Convert to fraction form
    332,496,021.60/498,744,032.40 = 309,821,205.60/x
  3. Step 3: Cross multiply
    332,496,021.60x = 498,744,032.40 × 309,821,205.60
  4. Step 4: Simplify right side
    332,496,021.60x = 154,521,477,403,973,472
  5. Step 5: Solve for x
    x = 154,521,477,403,973,472/332,496,021.60
  6. Step 6: Final answer
    x = 464,731,808.40

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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.