Home / 108,461,883.74-149,699,124.41-64,433,341.89

Finding the Fourth Proportional to 108,461,883.74, 149,699,124.41 and 64,433,341.89

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Solution

The fourth proportional to 108,461,883.74, 149,699,124.41 and 64,433,341.89 is: 88,930,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,461,883.74 : 149,699,124.41 = 64,433,341.89 : x
  2. Step 2: Convert to fraction form
    108,461,883.74/149,699,124.41 = 64,433,341.89/x
  3. Step 3: Cross multiply
    108,461,883.74x = 149,699,124.41 × 64,433,341.89
  4. Step 4: Simplify right side
    108,461,883.74x = 9,645,614,863,421,008
  5. Step 5: Solve for x
    x = 9,645,614,863,421,008/108,461,883.74
  6. Step 6: Final answer
    x = 88,930,917.77

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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.