Home / 98,106,603,761.65-135,412,303,291.75-63,897,556,186.30

Finding the Fourth Proportional to 98,106,603,761.65, 135,412,303,291.75 and 63,897,556,186.30

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Solution

The fourth proportional to 98,106,603,761.65, 135,412,303,291.75 and 63,897,556,186.30 is: 88,195,034,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,106,603,761.65 : 135,412,303,291.75 = 63,897,556,186.30 : x
  2. Step 2: Convert to fraction form
    98,106,603,761.65/135,412,303,291.75 = 63,897,556,186.30/x
  3. Step 3: Cross multiply
    98,106,603,761.65x = 135,412,303,291.75 × 63,897,556,186.30
  4. Step 4: Simplify right side
    98,106,603,761.65x = 8,652,515,257,900,892,946,432
  5. Step 5: Solve for x
    x = 8,652,515,257,900,892,946,432/98,106,603,761.65
  6. Step 6: Final answer
    x = 88,195,034,035.86

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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.