Home / 65,132,386,969.78-97,704,208,289.40-17,968,860,858.70

Finding the Fourth Proportional to 65,132,386,969.78, 97,704,208,289.40 and 17,968,860,858.70

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Solution

The fourth proportional to 65,132,386,969.78, 97,704,208,289.40 and 17,968,860,858.70 is: 26,954,843,907.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,132,386,969.78 : 97,704,208,289.40 = 17,968,860,858.70 : x
  2. Step 2: Convert to fraction form
    65,132,386,969.78/97,704,208,289.40 = 17,968,860,858.70/x
  3. Step 3: Cross multiply
    65,132,386,969.78x = 97,704,208,289.40 × 17,968,860,858.70
  4. Step 4: Simplify right side
    65,132,386,969.78x = 1,755,633,324,061,671,817,216
  5. Step 5: Solve for x
    x = 1,755,633,324,061,671,817,216/65,132,386,969.78
  6. Step 6: Final answer
    x = 26,954,843,907.01

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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.