Home / 491,710,408.40-737,565,612.60-382,871,291.60

Finding the Fourth Proportional to 491,710,408.40, 737,565,612.60 and 382,871,291.60

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Solution

The fourth proportional to 491,710,408.40, 737,565,612.60 and 382,871,291.60 is: 574,306,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,710,408.40 : 737,565,612.60 = 382,871,291.60 : x
  2. Step 2: Convert to fraction form
    491,710,408.40/737,565,612.60 = 382,871,291.60/x
  3. Step 3: Cross multiply
    491,710,408.40x = 737,565,612.60 × 382,871,291.60
  4. Step 4: Simplify right side
    491,710,408.40x = 282,392,698,735,907,264
  5. Step 5: Solve for x
    x = 282,392,698,735,907,264/491,710,408.40
  6. Step 6: Final answer
    x = 574,306,937.40

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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.