Home / 997,272,021.60-1,495,908,032.40-444,573,381.60

Finding the Fourth Proportional to 997,272,021.60, 1,495,908,032.40 and 444,573,381.60

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Solution

The fourth proportional to 997,272,021.60, 1,495,908,032.40 and 444,573,381.60 is: 666,860,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,272,021.60 : 1,495,908,032.40 = 444,573,381.60 : x
  2. Step 2: Convert to fraction form
    997,272,021.60/1,495,908,032.40 = 444,573,381.60/x
  3. Step 3: Cross multiply
    997,272,021.60x = 1,495,908,032.40 × 444,573,381.60
  4. Step 4: Simplify right side
    997,272,021.60x = 665,040,892,526,670,464
  5. Step 5: Solve for x
    x = 665,040,892,526,670,464/997,272,021.60
  6. Step 6: Final answer
    x = 666,860,072.40

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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.