Home / 139,798,450,597.50-209,674,717,644.86-60,188,567,539.86

Finding the Fourth Proportional to 139,798,450,597.50, 209,674,717,644.86 and 60,188,567,539.86

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Solution

The fourth proportional to 139,798,450,597.50, 209,674,717,644.86 and 60,188,567,539.86 is: 90,272,966,906.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,798,450,597.50 : 209,674,717,644.86 = 60,188,567,539.86 : x
  2. Step 2: Convert to fraction form
    139,798,450,597.50/209,674,717,644.86 = 60,188,567,539.86/x
  3. Step 3: Cross multiply
    139,798,450,597.50x = 209,674,717,644.86 × 60,188,567,539.86
  4. Step 4: Simplify right side
    139,798,450,597.50x = 12,620,020,904,368,730,537,984
  5. Step 5: Solve for x
    x = 12,620,020,904,368,730,537,984/139,798,450,597.50
  6. Step 6: Final answer
    x = 90,272,966,906.50

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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.