Home / 133,075,354.70-199,613,032.05-131,283,764.30

Finding the Fourth Proportional to 133,075,354.70, 199,613,032.05 and 131,283,764.30

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Solution

The fourth proportional to 133,075,354.70, 199,613,032.05 and 131,283,764.30 is: 196,925,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,075,354.70 : 199,613,032.05 = 131,283,764.30 : x
  2. Step 2: Convert to fraction form
    133,075,354.70/199,613,032.05 = 131,283,764.30/x
  3. Step 3: Cross multiply
    133,075,354.70x = 199,613,032.05 × 131,283,764.30
  4. Step 4: Simplify right side
    133,075,354.70x = 26,205,950,250,860,548
  5. Step 5: Solve for x
    x = 26,205,950,250,860,548/133,075,354.70
  6. Step 6: Final answer
    x = 196,925,646.45

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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.