Home / 1,152,018,440.40-1,589,788,211.25-623,388,099

Finding the Fourth Proportional to 1,152,018,440.40, 1,589,788,211.25 and 623,388,099

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Solution

The fourth proportional to 1,152,018,440.40, 1,589,788,211.25 and 623,388,099 is: 860,277,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,018,440.40 : 1,589,788,211.25 = 623,388,099 : x
  2. Step 2: Convert to fraction form
    1,152,018,440.40/1,589,788,211.25 = 623,388,099/x
  3. Step 3: Cross multiply
    1,152,018,440.40x = 1,589,788,211.25 × 623,388,099
  4. Step 4: Simplify right side
    1,152,018,440.40x = 991,055,050,823,747,968
  5. Step 5: Solve for x
    x = 991,055,050,823,747,968/1,152,018,440.40
  6. Step 6: Final answer
    x = 860,277,072.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.