Home / 537,412,329.94-805,743,703.59-238,118,472.78

Finding the Fourth Proportional to 537,412,329.94, 805,743,703.59 and 238,118,472.78

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Solution

The fourth proportional to 537,412,329.94, 805,743,703.59 and 238,118,472.78 is: 357,011,645.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,412,329.94 : 805,743,703.59 = 238,118,472.78 : x
  2. Step 2: Convert to fraction form
    537,412,329.94/805,743,703.59 = 238,118,472.78/x
  3. Step 3: Cross multiply
    537,412,329.94x = 805,743,703.59 × 238,118,472.78
  4. Step 4: Simplify right side
    537,412,329.94x = 191,862,460,147,816,032
  5. Step 5: Solve for x
    x = 191,862,460,147,816,032/537,412,329.94
  6. Step 6: Final answer
    x = 357,011,645.36

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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.