Home / 488,326,056.80-732,489,085.20-450,912,610.40

Finding the Fourth Proportional to 488,326,056.80, 732,489,085.20 and 450,912,610.40

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Solution

The fourth proportional to 488,326,056.80, 732,489,085.20 and 450,912,610.40 is: 676,368,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,326,056.80 : 732,489,085.20 = 450,912,610.40 : x
  2. Step 2: Convert to fraction form
    488,326,056.80/732,489,085.20 = 450,912,610.40/x
  3. Step 3: Cross multiply
    488,326,056.80x = 732,489,085.20 × 450,912,610.40
  4. Step 4: Simplify right side
    488,326,056.80x = 330,288,565,497,040,000
  5. Step 5: Solve for x
    x = 330,288,565,497,040,000/488,326,056.80
  6. Step 6: Final answer
    x = 676,368,915.60

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1.5x scale

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.