Home / 139,105,986,632.86-208,670,999,553.35-38,376,854,206.18

Finding the Fourth Proportional to 139,105,986,632.86, 208,670,999,553.35 and 38,376,854,206.18

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Solution

The fourth proportional to 139,105,986,632.86, 208,670,999,553.35 and 38,376,854,206.18 is: 57,568,597,303.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,105,986,632.86 : 208,670,999,553.35 = 38,376,854,206.18 : x
  2. Step 2: Convert to fraction form
    139,105,986,632.86/208,670,999,553.35 = 38,376,854,206.18/x
  3. Step 3: Cross multiply
    139,105,986,632.86x = 208,670,999,553.35 × 38,376,854,206.18
  4. Step 4: Simplify right side
    139,105,986,632.86x = 8,008,136,526,916,765,089,792
  5. Step 5: Solve for x
    x = 8,008,136,526,916,765,089,792/139,105,986,632.86
  6. Step 6: Final answer
    x = 57,568,597,303.09

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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.