Home / 422,762,962.40-634,144,443.60-241,364,434.40

Finding the Fourth Proportional to 422,762,962.40, 634,144,443.60 and 241,364,434.40

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Solution

The fourth proportional to 422,762,962.40, 634,144,443.60 and 241,364,434.40 is: 362,046,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,762,962.40 : 634,144,443.60 = 241,364,434.40 : x
  2. Step 2: Convert to fraction form
    422,762,962.40/634,144,443.60 = 241,364,434.40/x
  3. Step 3: Cross multiply
    422,762,962.40x = 634,144,443.60 × 241,364,434.40
  4. Step 4: Simplify right side
    422,762,962.40x = 153,059,914,957,416,704
  5. Step 5: Solve for x
    x = 153,059,914,957,416,704/422,762,962.40
  6. Step 6: Final answer
    x = 362,046,651.60

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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.