Home / 354,315,087.60-531,472,631.40-296,872,220.40

Finding the Fourth Proportional to 354,315,087.60, 531,472,631.40 and 296,872,220.40

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Solution

The fourth proportional to 354,315,087.60, 531,472,631.40 and 296,872,220.40 is: 445,308,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,315,087.60 : 531,472,631.40 = 296,872,220.40 : x
  2. Step 2: Convert to fraction form
    354,315,087.60/531,472,631.40 = 296,872,220.40/x
  3. Step 3: Cross multiply
    354,315,087.60x = 531,472,631.40 × 296,872,220.40
  4. Step 4: Simplify right side
    354,315,087.60x = 157,779,460,165,548,736
  5. Step 5: Solve for x
    x = 157,779,460,165,548,736/354,315,087.60
  6. Step 6: Final answer
    x = 445,308,330.60

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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.