Home / 133,344,010.80-199,717,417.80-79,596,298.80

Finding the Fourth Proportional to 133,344,010.80, 199,717,417.80 and 79,596,298.80

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Solution

The fourth proportional to 133,344,010.80, 199,717,417.80 and 79,596,298.80 is: 119,216,207.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,344,010.80 : 199,717,417.80 = 79,596,298.80 : x
  2. Step 2: Convert to fraction form
    133,344,010.80/199,717,417.80 = 79,596,298.80/x
  3. Step 3: Cross multiply
    133,344,010.80x = 199,717,417.80 × 79,596,298.80
  4. Step 4: Simplify right side
    133,344,010.80x = 15,896,767,262,773,238
  5. Step 5: Solve for x
    x = 15,896,767,262,773,238/133,344,010.80
  6. Step 6: Final answer
    x = 119,216,207.52

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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.