Home / 108,465,421.44-149,645,864.16-61,416,066

Finding the Fourth Proportional to 108,465,421.44, 149,645,864.16 and 61,416,066

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Solution

The fourth proportional to 108,465,421.44, 149,645,864.16 and 61,416,066 is: 84,733,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,465,421.44 : 149,645,864.16 = 61,416,066 : x
  2. Step 2: Convert to fraction form
    108,465,421.44/149,645,864.16 = 61,416,066/x
  3. Step 3: Cross multiply
    108,465,421.44x = 149,645,864.16 × 61,416,066
  4. Step 4: Simplify right side
    108,465,421.44x = 9,190,660,269,877,594
  5. Step 5: Solve for x
    x = 9,190,660,269,877,594/108,465,421.44
  6. Step 6: Final answer
    x = 84,733,550.54

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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.