Home / 108,618,887.45-163,030,718.97-39,598,403.11

Finding the Fourth Proportional to 108,618,887.45, 163,030,718.97 and 39,598,403.11

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Solution

The fourth proportional to 108,618,887.45, 163,030,718.97 and 39,598,403.11 is: 59,434,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,618,887.45 : 163,030,718.97 = 39,598,403.11 : x
  2. Step 2: Convert to fraction form
    108,618,887.45/163,030,718.97 = 39,598,403.11/x
  3. Step 3: Cross multiply
    108,618,887.45x = 163,030,718.97 × 39,598,403.11
  4. Step 4: Simplify right side
    108,618,887.45x = 6,455,756,128,679,607
  5. Step 5: Solve for x
    x = 6,455,756,128,679,607/108,618,887.45
  6. Step 6: Final answer
    x = 59,434,931.44

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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.