Home / 65,132,386,980.78-97,704,208,305.90-17,968,860,869.70

Finding the Fourth Proportional to 65,132,386,980.78, 97,704,208,305.90 and 17,968,860,869.70

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Solution

The fourth proportional to 65,132,386,980.78, 97,704,208,305.90 and 17,968,860,869.70 is: 26,954,843,923.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,132,386,980.78 : 97,704,208,305.90 = 17,968,860,869.70 : x
  2. Step 2: Convert to fraction form
    65,132,386,980.78/97,704,208,305.90 = 17,968,860,869.70/x
  3. Step 3: Cross multiply
    65,132,386,980.78x = 97,704,208,305.90 × 17,968,860,869.70
  4. Step 4: Simplify right side
    65,132,386,980.78x = 1,755,633,325,432,904,089,600
  5. Step 5: Solve for x
    x = 1,755,633,325,432,904,089,600/65,132,386,980.78
  6. Step 6: Final answer
    x = 26,954,843,923.52

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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.