Home / 108,531,603.25-149,756,752.51-64,477,469.86

Finding the Fourth Proportional to 108,531,603.25, 149,756,752.51 and 64,477,469.86

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Solution

The fourth proportional to 108,531,603.25, 149,756,752.51 and 64,477,469.86 is: 88,968,892.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,531,603.25 : 149,756,752.51 = 64,477,469.86 : x
  2. Step 2: Convert to fraction form
    108,531,603.25/149,756,752.51 = 64,477,469.86/x
  3. Step 3: Cross multiply
    108,531,603.25x = 149,756,752.51 × 64,477,469.86
  4. Step 4: Simplify right side
    108,531,603.25x = 9,655,936,496,295,004
  5. Step 5: Solve for x
    x = 9,655,936,496,295,004/108,531,603.25
  6. Step 6: Final answer
    x = 88,968,892.08

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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.